Home / 1,453,861.80-2,181,238.92-744,387.96

Finding the Fourth Proportional to 1,453,861.80, 2,181,238.92 and 744,387.96

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Solution

The fourth proportional to 1,453,861.80, 2,181,238.92 and 744,387.96 is: 1,116,810.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,861.80 : 2,181,238.92 = 744,387.96 : x
  2. Step 2: Convert to fraction form
    1,453,861.80/2,181,238.92 = 744,387.96/x
  3. Step 3: Cross multiply
    1,453,861.80x = 2,181,238.92 × 744,387.96
  4. Step 4: Simplify right side
    1,453,861.80x = 1,623,687,989,931.40
  5. Step 5: Solve for x
    x = 1,623,687,989,931.40/1,453,861.80
  6. Step 6: Final answer
    x = 1,116,810.41

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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.