Home / 1,397,652.40-2,096,478.60-1,061,729.20

Finding the Fourth Proportional to 1,397,652.40, 2,096,478.60 and 1,061,729.20

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Solution

The fourth proportional to 1,397,652.40, 2,096,478.60 and 1,061,729.20 is: 1,592,593.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,652.40 : 2,096,478.60 = 1,061,729.20 : x
  2. Step 2: Convert to fraction form
    1,397,652.40/2,096,478.60 = 1,061,729.20/x
  3. Step 3: Cross multiply
    1,397,652.40x = 2,096,478.60 × 1,061,729.20
  4. Step 4: Simplify right side
    1,397,652.40x = 2,225,892,546,795.12
  5. Step 5: Solve for x
    x = 2,225,892,546,795.12/1,397,652.40
  6. Step 6: Final answer
    x = 1,592,593.80

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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.