Home / 1,328,840.88-1,833,774.84-725,233.20

Finding the Fourth Proportional to 1,328,840.88, 1,833,774.84 and 725,233.20

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Solution

The fourth proportional to 1,328,840.88, 1,833,774.84 and 725,233.20 is: 1,000,807.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,840.88 : 1,833,774.84 = 725,233.20 : x
  2. Step 2: Convert to fraction form
    1,328,840.88/1,833,774.84 = 725,233.20/x
  3. Step 3: Cross multiply
    1,328,840.88x = 1,833,774.84 × 725,233.20
  4. Step 4: Simplify right side
    1,328,840.88x = 1,329,914,395,292.69
  5. Step 5: Solve for x
    x = 1,329,914,395,292.69/1,328,840.88
  6. Step 6: Final answer
    x = 1,000,807.86

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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.