Home / 1,782,098.70-2,673,148.05-520,053.90

Finding the Fourth Proportional to 1,782,098.70, 2,673,148.05 and 520,053.90

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Solution

The fourth proportional to 1,782,098.70, 2,673,148.05 and 520,053.90 is: 780,080.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,098.70 : 2,673,148.05 = 520,053.90 : x
  2. Step 2: Convert to fraction form
    1,782,098.70/2,673,148.05 = 520,053.90/x
  3. Step 3: Cross multiply
    1,782,098.70x = 2,673,148.05 × 520,053.90
  4. Step 4: Simplify right side
    1,782,098.70x = 1,390,181,068,679.90
  5. Step 5: Solve for x
    x = 1,390,181,068,679.90/1,782,098.70
  6. Step 6: Final answer
    x = 780,080.85

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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.