Home / 1,131,089.92-1,696,188.48-457,044.16

Finding the Fourth Proportional to 1,131,089.92, 1,696,188.48 and 457,044.16

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Solution

The fourth proportional to 1,131,089.92, 1,696,188.48 and 457,044.16 is: 685,385.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,089.92 : 1,696,188.48 = 457,044.16 : x
  2. Step 2: Convert to fraction form
    1,131,089.92/1,696,188.48 = 457,044.16/x
  3. Step 3: Cross multiply
    1,131,089.92x = 1,696,188.48 × 457,044.16
  4. Step 4: Simplify right side
    1,131,089.92x = 775,233,039,043.28
  5. Step 5: Solve for x
    x = 775,233,039,043.28/1,131,089.92
  6. Step 6: Final answer
    x = 685,385.86

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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.