Home / 1,371,440.52-2,057,296.20-472,763.88

Finding the Fourth Proportional to 1,371,440.52, 2,057,296.20 and 472,763.88

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Solution

The fourth proportional to 1,371,440.52, 2,057,296.20 and 472,763.88 is: 709,192.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,440.52 : 2,057,296.20 = 472,763.88 : x
  2. Step 2: Convert to fraction form
    1,371,440.52/2,057,296.20 = 472,763.88/x
  3. Step 3: Cross multiply
    1,371,440.52x = 2,057,296.20 × 472,763.88
  4. Step 4: Simplify right side
    1,371,440.52x = 972,615,333,821.26
  5. Step 5: Solve for x
    x = 972,615,333,821.26/1,371,440.52
  6. Step 6: Final answer
    x = 709,192.50

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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.