Home / 2,784,276.20-4,176,414.30-1,291,284.20

Finding the Fourth Proportional to 2,784,276.20, 4,176,414.30 and 1,291,284.20

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Solution

The fourth proportional to 2,784,276.20, 4,176,414.30 and 1,291,284.20 is: 1,936,926.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,784,276.20 : 4,176,414.30 = 1,291,284.20 : x
  2. Step 2: Convert to fraction form
    2,784,276.20/4,176,414.30 = 1,291,284.20/x
  3. Step 3: Cross multiply
    2,784,276.20x = 4,176,414.30 × 1,291,284.20
  4. Step 4: Simplify right side
    2,784,276.20x = 5,392,937,798,244.06
  5. Step 5: Solve for x
    x = 5,392,937,798,244.06/2,784,276.20
  6. Step 6: Final answer
    x = 1,936,926.30

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Double scale
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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.