Home / 1,367,897.32-1,887,639.66-756,018.44

Finding the Fourth Proportional to 1,367,897.32, 1,887,639.66 and 756,018.44

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Solution

The fourth proportional to 1,367,897.32, 1,887,639.66 and 756,018.44 is: 1,043,273.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,897.32 : 1,887,639.66 = 756,018.44 : x
  2. Step 2: Convert to fraction form
    1,367,897.32/1,887,639.66 = 756,018.44/x
  3. Step 3: Cross multiply
    1,367,897.32x = 1,887,639.66 × 756,018.44
  4. Step 4: Simplify right side
    1,367,897.32x = 1,427,090,391,035.33
  5. Step 5: Solve for x
    x = 1,427,090,391,035.33/1,367,897.32
  6. Step 6: Final answer
    x = 1,043,273.04

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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.