Home / 2,074,597.40-3,111,896.10-1,915,165.10

Finding the Fourth Proportional to 2,074,597.40, 3,111,896.10 and 1,915,165.10

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Solution

The fourth proportional to 2,074,597.40, 3,111,896.10 and 1,915,165.10 is: 2,872,747.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,074,597.40 : 3,111,896.10 = 1,915,165.10 : x
  2. Step 2: Convert to fraction form
    2,074,597.40/3,111,896.10 = 1,915,165.10/x
  3. Step 3: Cross multiply
    2,074,597.40x = 3,111,896.10 × 1,915,165.10
  4. Step 4: Simplify right side
    2,074,597.40x = 5,959,794,805,546.11
  5. Step 5: Solve for x
    x = 5,959,794,805,546.11/2,074,597.40
  6. Step 6: Final answer
    x = 2,872,747.65

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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.