Home / 1,008,099.40-1,512,149.10-609,968.20

Finding the Fourth Proportional to 1,008,099.40, 1,512,149.10 and 609,968.20

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Solution

The fourth proportional to 1,008,099.40, 1,512,149.10 and 609,968.20 is: 914,952.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,099.40 : 1,512,149.10 = 609,968.20 : x
  2. Step 2: Convert to fraction form
    1,008,099.40/1,512,149.10 = 609,968.20/x
  3. Step 3: Cross multiply
    1,008,099.40x = 1,512,149.10 × 609,968.20
  4. Step 4: Simplify right side
    1,008,099.40x = 922,362,864,658.62
  5. Step 5: Solve for x
    x = 922,362,864,658.62/1,008,099.40
  6. Step 6: Final answer
    x = 914,952.30

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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.