Home / 1,313,651.49-1,969,291.38-472,006.41

Finding the Fourth Proportional to 1,313,651.49, 1,969,291.38 and 472,006.41

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Solution

The fourth proportional to 1,313,651.49, 1,969,291.38 and 472,006.41 is: 707,583.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,651.49 : 1,969,291.38 = 472,006.41 : x
  2. Step 2: Convert to fraction form
    1,313,651.49/1,969,291.38 = 472,006.41/x
  3. Step 3: Cross multiply
    1,313,651.49x = 1,969,291.38 × 472,006.41
  4. Step 4: Simplify right side
    1,313,651.49x = 929,518,154,517.75
  5. Step 5: Solve for x
    x = 929,518,154,517.75/1,313,651.49
  6. Step 6: Final answer
    x = 707,583.53

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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.