Home / 1,031,013.93-1,422,761.84-572,148.52

Finding the Fourth Proportional to 1,031,013.93, 1,422,761.84 and 572,148.52

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Solution

The fourth proportional to 1,031,013.93, 1,422,761.84 and 572,148.52 is: 789,544.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,013.93 : 1,422,761.84 = 572,148.52 : x
  2. Step 2: Convert to fraction form
    1,031,013.93/1,422,761.84 = 572,148.52/x
  3. Step 3: Cross multiply
    1,031,013.93x = 1,422,761.84 × 572,148.52
  4. Step 4: Simplify right side
    1,031,013.93x = 814,031,078,207.73
  5. Step 5: Solve for x
    x = 814,031,078,207.73/1,031,013.93
  6. Step 6: Final answer
    x = 789,544.21

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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.