Home / 2,115,986.10-3,173,979.15-2,011,010.10

Finding the Fourth Proportional to 2,115,986.10, 3,173,979.15 and 2,011,010.10

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Solution

The fourth proportional to 2,115,986.10, 3,173,979.15 and 2,011,010.10 is: 3,016,515.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,115,986.10 : 3,173,979.15 = 2,011,010.10 : x
  2. Step 2: Convert to fraction form
    2,115,986.10/3,173,979.15 = 2,011,010.10/x
  3. Step 3: Cross multiply
    2,115,986.10x = 3,173,979.15 × 2,011,010.10
  4. Step 4: Simplify right side
    2,115,986.10x = 6,382,904,127,839.42
  5. Step 5: Solve for x
    x = 6,382,904,127,839.42/2,115,986.10
  6. Step 6: Final answer
    x = 3,016,515.15

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Double scale
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Similar ratio
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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.