Home / 3,098,955.90-4,648,433.85-2,154,171.90

Finding the Fourth Proportional to 3,098,955.90, 4,648,433.85 and 2,154,171.90

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Solution

The fourth proportional to 3,098,955.90, 4,648,433.85 and 2,154,171.90 is: 3,231,257.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098,955.90 : 4,648,433.85 = 2,154,171.90 : x
  2. Step 2: Convert to fraction form
    3,098,955.90/4,648,433.85 = 2,154,171.90/x
  3. Step 3: Cross multiply
    3,098,955.90x = 4,648,433.85 × 2,154,171.90
  4. Step 4: Simplify right side
    3,098,955.90x = 10,013,525,578,678.81
  5. Step 5: Solve for x
    x = 10,013,525,578,678.81/3,098,955.90
  6. Step 6: Final answer
    x = 3,231,257.85

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.