Home / 1,413,136.34-2,120,405.62-560,189.96

Finding the Fourth Proportional to 1,413,136.34, 2,120,405.62 and 560,189.96

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Solution

The fourth proportional to 1,413,136.34, 2,120,405.62 and 560,189.96 is: 840,562.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,136.34 : 2,120,405.62 = 560,189.96 : x
  2. Step 2: Convert to fraction form
    1,413,136.34/2,120,405.62 = 560,189.96/x
  3. Step 3: Cross multiply
    1,413,136.34x = 2,120,405.62 × 560,189.96
  4. Step 4: Simplify right side
    1,413,136.34x = 1,187,829,939,451.58
  5. Step 5: Solve for x
    x = 1,187,829,939,451.58/1,413,136.34
  6. Step 6: Final answer
    x = 840,562.87

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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.