Home / 1,581,585.24-2,182,583.70-856,432.92

Finding the Fourth Proportional to 1,581,585.24, 2,182,583.70 and 856,432.92

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Solution

The fourth proportional to 1,581,585.24, 2,182,583.70 and 856,432.92 is: 1,181,875.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,585.24 : 2,182,583.70 = 856,432.92 : x
  2. Step 2: Convert to fraction form
    1,581,585.24/2,182,583.70 = 856,432.92/x
  3. Step 3: Cross multiply
    1,581,585.24x = 2,182,583.70 × 856,432.92
  4. Step 4: Simplify right side
    1,581,585.24x = 1,869,236,535,790.21
  5. Step 5: Solve for x
    x = 1,869,236,535,790.21/1,581,585.24
  6. Step 6: Final answer
    x = 1,181,875.30

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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.