Home / 2,561,807.70-3,842,711.55-1,853,219.70

Finding the Fourth Proportional to 2,561,807.70, 3,842,711.55 and 1,853,219.70

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Solution

The fourth proportional to 2,561,807.70, 3,842,711.55 and 1,853,219.70 is: 2,779,829.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,561,807.70 : 3,842,711.55 = 1,853,219.70 : x
  2. Step 2: Convert to fraction form
    2,561,807.70/3,842,711.55 = 1,853,219.70/x
  3. Step 3: Cross multiply
    2,561,807.70x = 3,842,711.55 × 1,853,219.70
  4. Step 4: Simplify right side
    2,561,807.70x = 7,121,388,745,877.53
  5. Step 5: Solve for x
    x = 7,121,388,745,877.53/2,561,807.70
  6. Step 6: Final answer
    x = 2,779,829.55

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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.