Home / 1,465,489.40-2,198,234.10-624,126.20

Finding the Fourth Proportional to 1,465,489.40, 2,198,234.10 and 624,126.20

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Solution

The fourth proportional to 1,465,489.40, 2,198,234.10 and 624,126.20 is: 936,189.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,489.40 : 2,198,234.10 = 624,126.20 : x
  2. Step 2: Convert to fraction form
    1,465,489.40/2,198,234.10 = 624,126.20/x
  3. Step 3: Cross multiply
    1,465,489.40x = 2,198,234.10 × 624,126.20
  4. Step 4: Simplify right side
    1,465,489.40x = 1,371,975,495,543.42
  5. Step 5: Solve for x
    x = 1,371,975,495,543.42/1,465,489.40
  6. Step 6: Final answer
    x = 936,189.30

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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.