Home / 1,367,710.12-1,887,381.84-755,885.80

Finding the Fourth Proportional to 1,367,710.12, 1,887,381.84 and 755,885.80

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Solution

The fourth proportional to 1,367,710.12, 1,887,381.84 and 755,885.80 is: 1,043,090.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,710.12 : 1,887,381.84 = 755,885.80 : x
  2. Step 2: Convert to fraction form
    1,367,710.12/1,887,381.84 = 755,885.80/x
  3. Step 3: Cross multiply
    1,367,710.12x = 1,887,381.84 × 755,885.80
  4. Step 4: Simplify right side
    1,367,710.12x = 1,426,645,132,033.87
  5. Step 5: Solve for x
    x = 1,426,645,132,033.87/1,367,710.12
  6. Step 6: Final answer
    x = 1,043,090.28

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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.