Home / 1,367,898.32-1,887,641.04-756,019.44

Finding the Fourth Proportional to 1,367,898.32, 1,887,641.04 and 756,019.44

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Solution

The fourth proportional to 1,367,898.32, 1,887,641.04 and 756,019.44 is: 1,043,274.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,898.32 : 1,887,641.04 = 756,019.44 : x
  2. Step 2: Convert to fraction form
    1,367,898.32/1,887,641.04 = 756,019.44/x
  3. Step 3: Cross multiply
    1,367,898.32x = 1,887,641.04 × 756,019.44
  4. Step 4: Simplify right side
    1,367,898.32x = 1,427,093,321,981.82
  5. Step 5: Solve for x
    x = 1,427,093,321,981.82/1,367,898.32
  6. Step 6: Final answer
    x = 1,043,274.42

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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.