Home / 1,431,679.61-2,147,470.20-366,730.89

Finding the Fourth Proportional to 1,431,679.61, 2,147,470.20 and 366,730.89

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Solution

The fourth proportional to 1,431,679.61, 2,147,470.20 and 366,730.89 is: 550,083.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,679.61 : 2,147,470.20 = 366,730.89 : x
  2. Step 2: Convert to fraction form
    1,431,679.61/2,147,470.20 = 366,730.89/x
  3. Step 3: Cross multiply
    1,431,679.61x = 2,147,470.20 × 366,730.89
  4. Step 4: Simplify right side
    1,431,679.61x = 787,543,657,694.48
  5. Step 5: Solve for x
    x = 787,543,657,694.48/1,431,679.61
  6. Step 6: Final answer
    x = 550,083.73

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1.5x scale

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.