Home / 1,367,944.62-1,887,730.75-747,722.10

Finding the Fourth Proportional to 1,367,944.62, 1,887,730.75 and 747,722.10

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Solution

The fourth proportional to 1,367,944.62, 1,887,730.75 and 747,722.10 is: 1,031,838.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,944.62 : 1,887,730.75 = 747,722.10 : x
  2. Step 2: Convert to fraction form
    1,367,944.62/1,887,730.75 = 747,722.10/x
  3. Step 3: Cross multiply
    1,367,944.62x = 1,887,730.75 × 747,722.10
  4. Step 4: Simplify right side
    1,367,944.62x = 1,411,498,000,624.58
  5. Step 5: Solve for x
    x = 1,411,498,000,624.58/1,367,944.62
  6. Step 6: Final answer
    x = 1,031,838.56

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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.