Home / 1,407,887.76-1,944,488.52-954,391.44

Finding the Fourth Proportional to 1,407,887.76, 1,944,488.52 and 954,391.44

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Solution

The fourth proportional to 1,407,887.76, 1,944,488.52 and 954,391.44 is: 1,318,147.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,887.76 : 1,944,488.52 = 954,391.44 : x
  2. Step 2: Convert to fraction form
    1,407,887.76/1,944,488.52 = 954,391.44/x
  3. Step 3: Cross multiply
    1,407,887.76x = 1,944,488.52 × 954,391.44
  4. Step 4: Simplify right side
    1,407,887.76x = 1,855,803,198,666.27
  5. Step 5: Solve for x
    x = 1,855,803,198,666.27/1,407,887.76
  6. Step 6: Final answer
    x = 1,318,147.12

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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.