Home / 4,042,839.60-6,064,259.40-2,979,957.60

Finding the Fourth Proportional to 4,042,839.60, 6,064,259.40 and 2,979,957.60

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Solution

The fourth proportional to 4,042,839.60, 6,064,259.40 and 2,979,957.60 is: 4,469,936.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,042,839.60 : 6,064,259.40 = 2,979,957.60 : x
  2. Step 2: Convert to fraction form
    4,042,839.60/6,064,259.40 = 2,979,957.60/x
  3. Step 3: Cross multiply
    4,042,839.60x = 6,064,259.40 × 2,979,957.60
  4. Step 4: Simplify right side
    4,042,839.60x = 18,071,235,887,401.44
  5. Step 5: Solve for x
    x = 18,071,235,887,401.44/4,042,839.60
  6. Step 6: Final answer
    x = 4,469,936.40

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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.