Home / 1,367,875.70-1,887,766.16-756,015.32

Finding the Fourth Proportional to 1,367,875.70, 1,887,766.16 and 756,015.32

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Solution

The fourth proportional to 1,367,875.70, 1,887,766.16 and 756,015.32 is: 1,043,355.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,875.70 : 1,887,766.16 = 756,015.32 : x
  2. Step 2: Convert to fraction form
    1,367,875.70/1,887,766.16 = 756,015.32/x
  3. Step 3: Cross multiply
    1,367,875.70x = 1,887,766.16 × 756,015.32
  4. Step 4: Simplify right side
    1,367,875.70x = 1,427,180,138,476.91
  5. Step 5: Solve for x
    x = 1,427,180,138,476.91/1,367,875.70
  6. Step 6: Final answer
    x = 1,043,355.13

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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.