Home / 1,367,697.27-1,887,465.65-747,488.84

Finding the Fourth Proportional to 1,367,697.27, 1,887,465.65 and 747,488.84

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Solution

The fourth proportional to 1,367,697.27, 1,887,465.65 and 747,488.84 is: 1,031,558.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,697.27 : 1,887,465.65 = 747,488.84 : x
  2. Step 2: Convert to fraction form
    1,367,697.27/1,887,465.65 = 747,488.84/x
  3. Step 3: Cross multiply
    1,367,697.27x = 1,887,465.65 × 747,488.84
  4. Step 4: Simplify right side
    1,367,697.27x = 1,410,859,508,651.70
  5. Step 5: Solve for x
    x = 1,410,859,508,651.70/1,367,697.27
  6. Step 6: Final answer
    x = 1,031,558.32

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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.