Home / 1,367,877.86-1,887,769.14-756,017.48

Finding the Fourth Proportional to 1,367,877.86, 1,887,769.14 and 756,017.48

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Solution

The fourth proportional to 1,367,877.86, 1,887,769.14 and 756,017.48 is: 1,043,358.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,877.86 : 1,887,769.14 = 756,017.48 : x
  2. Step 2: Convert to fraction form
    1,367,877.86/1,887,769.14 = 756,017.48/x
  3. Step 3: Cross multiply
    1,367,877.86x = 1,887,769.14 × 756,017.48
  4. Step 4: Simplify right side
    1,367,877.86x = 1,427,186,468,044.57
  5. Step 5: Solve for x
    x = 1,427,186,468,044.57/1,367,877.86
  6. Step 6: Final answer
    x = 1,043,358.12

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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.