Home / 1,088,101.60-1,632,152.40-822,680.80

Finding the Fourth Proportional to 1,088,101.60, 1,632,152.40 and 822,680.80

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Solution

The fourth proportional to 1,088,101.60, 1,632,152.40 and 822,680.80 is: 1,234,021.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,101.60 : 1,632,152.40 = 822,680.80 : x
  2. Step 2: Convert to fraction form
    1,088,101.60/1,632,152.40 = 822,680.80/x
  3. Step 3: Cross multiply
    1,088,101.60x = 1,632,152.40 × 822,680.80
  4. Step 4: Simplify right side
    1,088,101.60x = 1,342,740,442,153.92
  5. Step 5: Solve for x
    x = 1,342,740,442,153.92/1,088,101.60
  6. Step 6: Final answer
    x = 1,234,021.20

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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.