Home / 1,127,934.19-1,692,098.57-672,887.83

Finding the Fourth Proportional to 1,127,934.19, 1,692,098.57 and 672,887.83

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Solution

The fourth proportional to 1,127,934.19, 1,692,098.57 and 672,887.83 is: 1,009,449.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,934.19 : 1,692,098.57 = 672,887.83 : x
  2. Step 2: Convert to fraction form
    1,127,934.19/1,692,098.57 = 672,887.83/x
  3. Step 3: Cross multiply
    1,127,934.19x = 1,692,098.57 × 672,887.83
  4. Step 4: Simplify right side
    1,127,934.19x = 1,138,592,534,913.40
  5. Step 5: Solve for x
    x = 1,138,592,534,913.40/1,127,934.19
  6. Step 6: Final answer
    x = 1,009,449.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.