Home / 1,581,601.55-2,182,606.20-856,449.27

Finding the Fourth Proportional to 1,581,601.55, 2,182,606.20 and 856,449.27

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Solution

The fourth proportional to 1,581,601.55, 2,182,606.20 and 856,449.27 is: 1,181,897.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,601.55 : 2,182,606.20 = 856,449.27 : x
  2. Step 2: Convert to fraction form
    1,581,601.55/2,182,606.20 = 856,449.27/x
  3. Step 3: Cross multiply
    1,581,601.55x = 2,182,606.20 × 856,449.27
  4. Step 4: Simplify right side
    1,581,601.55x = 1,869,291,486,687.47
  5. Step 5: Solve for x
    x = 1,869,291,486,687.47/1,581,601.55
  6. Step 6: Final answer
    x = 1,181,897.86

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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.