Home / 1,169,242.92-1,754,421.84-809,967.60

Finding the Fourth Proportional to 1,169,242.92, 1,754,421.84 and 809,967.60

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Solution

The fourth proportional to 1,169,242.92, 1,754,421.84 and 809,967.60 is: 1,215,337.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,242.92 : 1,754,421.84 = 809,967.60 : x
  2. Step 2: Convert to fraction form
    1,169,242.92/1,754,421.84 = 809,967.60/x
  3. Step 3: Cross multiply
    1,169,242.92x = 1,754,421.84 × 809,967.60
  4. Step 4: Simplify right side
    1,169,242.92x = 1,421,024,847,132.38
  5. Step 5: Solve for x
    x = 1,421,024,847,132.38/1,169,242.92
  6. Step 6: Final answer
    x = 1,215,337.57

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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.