Home / 2,278,225.10-3,417,337.65-1,331,108.30

Finding the Fourth Proportional to 2,278,225.10, 3,417,337.65 and 1,331,108.30

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Solution

The fourth proportional to 2,278,225.10, 3,417,337.65 and 1,331,108.30 is: 1,996,662.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,278,225.10 : 3,417,337.65 = 1,331,108.30 : x
  2. Step 2: Convert to fraction form
    2,278,225.10/3,417,337.65 = 1,331,108.30/x
  3. Step 3: Cross multiply
    2,278,225.10x = 3,417,337.65 × 1,331,108.30
  4. Step 4: Simplify right side
    2,278,225.10x = 4,548,846,509,817.50
  5. Step 5: Solve for x
    x = 4,548,846,509,817.50/2,278,225.10
  6. Step 6: Final answer
    x = 1,996,662.45

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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.