Home / 3,301,372.71-4,554,217.58-2,156,123.43

Finding the Fourth Proportional to 3,301,372.71, 4,554,217.58 and 2,156,123.43

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Solution

The fourth proportional to 3,301,372.71, 4,554,217.58 and 2,156,123.43 is: 2,974,355.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,301,372.71 : 4,554,217.58 = 2,156,123.43 : x
  2. Step 2: Convert to fraction form
    3,301,372.71/4,554,217.58 = 2,156,123.43/x
  3. Step 3: Cross multiply
    3,301,372.71x = 4,554,217.58 × 2,156,123.43
  4. Step 4: Simplify right side
    3,301,372.71x = 9,819,455,218,775.28
  5. Step 5: Solve for x
    x = 9,819,455,218,775.28/3,301,372.71
  6. Step 6: Final answer
    x = 2,974,355.24

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Double scale
Find fourth proportional to 3,301,373.71, 4,554,218.95 and 2,156,124.43
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.