Home / 1,098,723.20-1,648,084.80-467,657.60

Finding the Fourth Proportional to 1,098,723.20, 1,648,084.80 and 467,657.60

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Solution

The fourth proportional to 1,098,723.20, 1,648,084.80 and 467,657.60 is: 701,486.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,723.20 : 1,648,084.80 = 467,657.60 : x
  2. Step 2: Convert to fraction form
    1,098,723.20/1,648,084.80 = 467,657.60/x
  3. Step 3: Cross multiply
    1,098,723.20x = 1,648,084.80 × 467,657.60
  4. Step 4: Simplify right side
    1,098,723.20x = 770,739,382,164.48
  5. Step 5: Solve for x
    x = 770,739,382,164.48/1,098,723.20
  6. Step 6: Final answer
    x = 701,486.40

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Double scale
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Similar ratio
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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.