Home / 1,581,516.75-2,182,490.00-856,362.22

Finding the Fourth Proportional to 1,581,516.75, 2,182,490.00 and 856,362.22

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Solution

The fourth proportional to 1,581,516.75, 2,182,490.00 and 856,362.22 is: 1,181,778.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,516.75 : 2,182,490.00 = 856,362.22 : x
  2. Step 2: Convert to fraction form
    1,581,516.75/2,182,490.00 = 856,362.22/x
  3. Step 3: Cross multiply
    1,581,516.75x = 2,182,490.00 × 856,362.22
  4. Step 4: Simplify right side
    1,581,516.75x = 1,869,001,984,869.20
  5. Step 5: Solve for x
    x = 1,869,001,984,869.20/1,581,516.75
  6. Step 6: Final answer
    x = 1,181,778.18

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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.