Home / 1,491,173.46-2,236,592.67-411,839.46

Finding the Fourth Proportional to 1,491,173.46, 2,236,592.67 and 411,839.46

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Solution

The fourth proportional to 1,491,173.46, 2,236,592.67 and 411,839.46 is: 617,712.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,173.46 : 2,236,592.67 = 411,839.46 : x
  2. Step 2: Convert to fraction form
    1,491,173.46/2,236,592.67 = 411,839.46/x
  3. Step 3: Cross multiply
    1,491,173.46x = 2,236,592.67 × 411,839.46
  4. Step 4: Simplify right side
    1,491,173.46x = 921,117,117,452.76
  5. Step 5: Solve for x
    x = 921,117,117,452.76/1,491,173.46
  6. Step 6: Final answer
    x = 617,712.92

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Double scale
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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.