Home / 1,008,835.40-1,513,253.10-743,114.90

Finding the Fourth Proportional to 1,008,835.40, 1,513,253.10 and 743,114.90

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Solution

The fourth proportional to 1,008,835.40, 1,513,253.10 and 743,114.90 is: 1,114,672.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,835.40 : 1,513,253.10 = 743,114.90 : x
  2. Step 2: Convert to fraction form
    1,008,835.40/1,513,253.10 = 743,114.90/x
  3. Step 3: Cross multiply
    1,008,835.40x = 1,513,253.10 × 743,114.90
  4. Step 4: Simplify right side
    1,008,835.40x = 1,124,520,926,081.19
  5. Step 5: Solve for x
    x = 1,124,520,926,081.19/1,008,835.40
  6. Step 6: Final answer
    x = 1,114,672.35

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Double scale
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Similar ratio
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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.