Home / 1,514,775.52-2,090,575.20-870,194.32

Finding the Fourth Proportional to 1,514,775.52, 2,090,575.20 and 870,194.32

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Solution

The fourth proportional to 1,514,775.52, 2,090,575.20 and 870,194.32 is: 1,200,974.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,514,775.52 : 2,090,575.20 = 870,194.32 : x
  2. Step 2: Convert to fraction form
    1,514,775.52/2,090,575.20 = 870,194.32/x
  3. Step 3: Cross multiply
    1,514,775.52x = 2,090,575.20 × 870,194.32
  4. Step 4: Simplify right side
    1,514,775.52x = 1,819,206,664,572.86
  5. Step 5: Solve for x
    x = 1,819,206,664,572.86/1,514,775.52
  6. Step 6: Final answer
    x = 1,200,974.43

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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.