Home / 1,337,209.85-1,845,341.64-725,363.79

Finding the Fourth Proportional to 1,337,209.85, 1,845,341.64 and 725,363.79

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Solution

The fourth proportional to 1,337,209.85, 1,845,341.64 and 725,363.79 is: 1,000,997.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,209.85 : 1,845,341.64 = 725,363.79 : x
  2. Step 2: Convert to fraction form
    1,337,209.85/1,845,341.64 = 725,363.79/x
  3. Step 3: Cross multiply
    1,337,209.85x = 1,845,341.64 × 725,363.79
  4. Step 4: Simplify right side
    1,337,209.85x = 1,338,544,005,835.22
  5. Step 5: Solve for x
    x = 1,338,544,005,835.22/1,337,209.85
  6. Step 6: Final answer
    x = 1,000,997.72

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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.