Home / 1,168,453.13-1,612,470.20-631,909.13

Finding the Fourth Proportional to 1,168,453.13, 1,612,470.20 and 631,909.13

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Solution

The fourth proportional to 1,168,453.13, 1,612,470.20 and 631,909.13 is: 872,037.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,453.13 : 1,612,470.20 = 631,909.13 : x
  2. Step 2: Convert to fraction form
    1,168,453.13/1,612,470.20 = 631,909.13/x
  3. Step 3: Cross multiply
    1,168,453.13x = 1,612,470.20 × 631,909.13
  4. Step 4: Simplify right side
    1,168,453.13x = 1,018,934,630,011.03
  5. Step 5: Solve for x
    x = 1,018,934,630,011.03/1,168,453.13
  6. Step 6: Final answer
    x = 872,037.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.