Home / 1,141,575.36-1,575,385.57-688,778.88

Finding the Fourth Proportional to 1,141,575.36, 1,575,385.57 and 688,778.88

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Solution

The fourth proportional to 1,141,575.36, 1,575,385.57 and 688,778.88 is: 950,521.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,575.36 : 1,575,385.57 = 688,778.88 : x
  2. Step 2: Convert to fraction form
    1,141,575.36/1,575,385.57 = 688,778.88/x
  3. Step 3: Cross multiply
    1,141,575.36x = 1,575,385.57 × 688,778.88
  4. Step 4: Simplify right side
    1,141,575.36x = 1,085,092,308,472.76
  5. Step 5: Solve for x
    x = 1,085,092,308,472.76/1,141,575.36
  6. Step 6: Final answer
    x = 950,521.84

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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.