Home / 1,581,747.11-2,182,807.68-856,592.58

Finding the Fourth Proportional to 1,581,747.11, 2,182,807.68 and 856,592.58

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Solution

The fourth proportional to 1,581,747.11, 2,182,807.68 and 856,592.58 is: 1,182,095.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,747.11 : 2,182,807.68 = 856,592.58 : x
  2. Step 2: Convert to fraction form
    1,581,747.11/2,182,807.68 = 856,592.58/x
  3. Step 3: Cross multiply
    1,581,747.11x = 2,182,807.68 × 856,592.58
  4. Step 4: Simplify right side
    1,581,747.11x = 1,869,776,867,228.32
  5. Step 5: Solve for x
    x = 1,869,776,867,228.32/1,581,747.11
  6. Step 6: Final answer
    x = 1,182,095.96

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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.