Home / 3,301,389.04-4,554,240.08-2,156,139.76

Finding the Fourth Proportional to 3,301,389.04, 4,554,240.08 and 2,156,139.76

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Solution

The fourth proportional to 3,301,389.04, 4,554,240.08 and 2,156,139.76 is: 2,974,377.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,301,389.04 : 4,554,240.08 = 2,156,139.76 : x
  2. Step 2: Convert to fraction form
    3,301,389.04/4,554,240.08 = 2,156,139.76/x
  3. Step 3: Cross multiply
    3,301,389.04x = 4,554,240.08 × 2,156,139.76
  4. Step 4: Simplify right side
    3,301,389.04x = 9,819,578,113,073.58
  5. Step 5: Solve for x
    x = 9,819,578,113,073.58/3,301,389.04
  6. Step 6: Final answer
    x = 2,974,377.75

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Double scale
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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.