Home / 1,371,472.10-2,057,343.47-472,795.52

Finding the Fourth Proportional to 1,371,472.10, 2,057,343.47 and 472,795.52

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Solution

The fourth proportional to 1,371,472.10, 2,057,343.47 and 472,795.52 is: 709,239.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,472.10 : 2,057,343.47 = 472,795.52 : x
  2. Step 2: Convert to fraction form
    1,371,472.10/2,057,343.47 = 472,795.52/x
  3. Step 3: Cross multiply
    1,371,472.10x = 2,057,343.47 × 472,795.52
  4. Step 4: Simplify right side
    1,371,472.10x = 972,702,763,066.56
  5. Step 5: Solve for x
    x = 972,702,763,066.56/1,371,472.10
  6. Step 6: Final answer
    x = 709,239.92

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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.