Home / 1,125,315.52-1,687,973.30-337,347.52

Finding the Fourth Proportional to 1,125,315.52, 1,687,973.30 and 337,347.52

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Solution

The fourth proportional to 1,125,315.52, 1,687,973.30 and 337,347.52 is: 506,021.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,315.52 : 1,687,973.30 = 337,347.52 : x
  2. Step 2: Convert to fraction form
    1,125,315.52/1,687,973.30 = 337,347.52/x
  3. Step 3: Cross multiply
    1,125,315.52x = 1,687,973.30 × 337,347.52
  4. Step 4: Simplify right side
    1,125,315.52x = 569,433,606,581.22
  5. Step 5: Solve for x
    x = 569,433,606,581.22/1,125,315.52
  6. Step 6: Final answer
    x = 506,021.29

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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.