Home / 1,145,434.97-1,580,608.08-662,031.43

Finding the Fourth Proportional to 1,145,434.97, 1,580,608.08 and 662,031.43

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Solution

The fourth proportional to 1,145,434.97, 1,580,608.08 and 662,031.43 is: 913,550.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,434.97 : 1,580,608.08 = 662,031.43 : x
  2. Step 2: Convert to fraction form
    1,145,434.97/1,580,608.08 = 662,031.43/x
  3. Step 3: Cross multiply
    1,145,434.97x = 1,580,608.08 × 662,031.43
  4. Step 4: Simplify right side
    1,145,434.97x = 1,046,412,223,520.43
  5. Step 5: Solve for x
    x = 1,046,412,223,520.43/1,145,434.97
  6. Step 6: Final answer
    x = 913,550.09

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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.