Home / 1,008,989.60-1,512,731.10-609,546.20

Finding the Fourth Proportional to 1,008,989.60, 1,512,731.10 and 609,546.20

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Solution

The fourth proportional to 1,008,989.60, 1,512,731.10 and 609,546.20 is: 913,864.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,989.60 : 1,512,731.10 = 609,546.20 : x
  2. Step 2: Convert to fraction form
    1,008,989.60/1,512,731.10 = 609,546.20/x
  3. Step 3: Cross multiply
    1,008,989.60x = 1,512,731.10 × 609,546.20
  4. Step 4: Simplify right side
    1,008,989.60x = 922,079,493,626.82
  5. Step 5: Solve for x
    x = 922,079,493,626.82/1,008,989.60
  6. Step 6: Final answer
    x = 913,864.22

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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.