Home / 1,177,795.91-1,766,859.12-578,780.66

Finding the Fourth Proportional to 1,177,795.91, 1,766,859.12 and 578,780.66

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Solution

The fourth proportional to 1,177,795.91, 1,766,859.12 and 578,780.66 is: 868,252.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,795.91 : 1,766,859.12 = 578,780.66 : x
  2. Step 2: Convert to fraction form
    1,177,795.91/1,766,859.12 = 578,780.66/x
  3. Step 3: Cross multiply
    1,177,795.91x = 1,766,859.12 × 578,780.66
  4. Step 4: Simplify right side
    1,177,795.91x = 1,022,623,887,600.62
  5. Step 5: Solve for x
    x = 1,022,623,887,600.62/1,177,795.91
  6. Step 6: Final answer
    x = 868,252.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.