Home / 1,161,740.17-1,743,292.87-487,769.65

Finding the Fourth Proportional to 1,161,740.17, 1,743,292.87 and 487,769.65

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Solution

The fourth proportional to 1,161,740.17, 1,743,292.87 and 487,769.65 is: 731,941.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,740.17 : 1,743,292.87 = 487,769.65 : x
  2. Step 2: Convert to fraction form
    1,161,740.17/1,743,292.87 = 487,769.65/x
  3. Step 3: Cross multiply
    1,161,740.17x = 1,743,292.87 × 487,769.65
  4. Step 4: Simplify right side
    1,161,740.17x = 850,325,347,469.74
  5. Step 5: Solve for x
    x = 850,325,347,469.74/1,161,740.17
  6. Step 6: Final answer
    x = 731,941.07

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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.