Home / 2,088,471.20-3,132,706.80-668,573.60

Finding the Fourth Proportional to 2,088,471.20, 3,132,706.80 and 668,573.60

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Solution

The fourth proportional to 2,088,471.20, 3,132,706.80 and 668,573.60 is: 1,002,860.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,088,471.20 : 3,132,706.80 = 668,573.60 : x
  2. Step 2: Convert to fraction form
    2,088,471.20/3,132,706.80 = 668,573.60/x
  3. Step 3: Cross multiply
    2,088,471.20x = 3,132,706.80 × 668,573.60
  4. Step 4: Simplify right side
    2,088,471.20x = 2,094,445,063,020.48
  5. Step 5: Solve for x
    x = 2,094,445,063,020.48/2,088,471.20
  6. Step 6: Final answer
    x = 1,002,860.40

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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.