Home / 1,186,618.52-1,780,010.80-587,418.80

Finding the Fourth Proportional to 1,186,618.52, 1,780,010.80 and 587,418.80

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Solution

The fourth proportional to 1,186,618.52, 1,780,010.80 and 587,418.80 is: 881,169.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,618.52 : 1,780,010.80 = 587,418.80 : x
  2. Step 2: Convert to fraction form
    1,186,618.52/1,780,010.80 = 587,418.80/x
  3. Step 3: Cross multiply
    1,186,618.52x = 1,780,010.80 × 587,418.80
  4. Step 4: Simplify right side
    1,186,618.52x = 1,045,611,808,123.04
  5. Step 5: Solve for x
    x = 1,045,611,808,123.04/1,186,618.52
  6. Step 6: Final answer
    x = 881,169.30

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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.