Home / 1,134,651.88-1,565,830.50-625,373.80

Finding the Fourth Proportional to 1,134,651.88, 1,565,830.50 and 625,373.80

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Solution

The fourth proportional to 1,134,651.88, 1,565,830.50 and 625,373.80 is: 863,021.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,651.88 : 1,565,830.50 = 625,373.80 : x
  2. Step 2: Convert to fraction form
    1,134,651.88/1,565,830.50 = 625,373.80/x
  3. Step 3: Cross multiply
    1,134,651.88x = 1,565,830.50 × 625,373.80
  4. Step 4: Simplify right side
    1,134,651.88x = 979,229,369,940.90
  5. Step 5: Solve for x
    x = 979,229,369,940.90/1,134,651.88
  6. Step 6: Final answer
    x = 863,021.85

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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.