Home / 1,371,500.72-2,055,991.08-472,729.04

Finding the Fourth Proportional to 1,371,500.72, 2,055,991.08 and 472,729.04

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Solution

The fourth proportional to 1,371,500.72, 2,055,991.08 and 472,729.04 is: 708,659.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,500.72 : 2,055,991.08 = 472,729.04 : x
  2. Step 2: Convert to fraction form
    1,371,500.72/2,055,991.08 = 472,729.04/x
  3. Step 3: Cross multiply
    1,371,500.72x = 2,055,991.08 × 472,729.04
  4. Step 4: Simplify right side
    1,371,500.72x = 971,926,689,496.96
  5. Step 5: Solve for x
    x = 971,926,689,496.96/1,371,500.72
  6. Step 6: Final answer
    x = 708,659.26

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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.