Home / 2,581,409.70-3,872,114.55-1,461,665.70

Finding the Fourth Proportional to 2,581,409.70, 3,872,114.55 and 1,461,665.70

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Solution

The fourth proportional to 2,581,409.70, 3,872,114.55 and 1,461,665.70 is: 2,192,498.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,581,409.70 : 3,872,114.55 = 1,461,665.70 : x
  2. Step 2: Convert to fraction form
    2,581,409.70/3,872,114.55 = 1,461,665.70/x
  3. Step 3: Cross multiply
    2,581,409.70x = 3,872,114.55 × 1,461,665.70
  4. Step 4: Simplify right side
    2,581,409.70x = 5,659,737,024,205.94
  5. Step 5: Solve for x
    x = 5,659,737,024,205.94/2,581,409.70
  6. Step 6: Final answer
    x = 2,192,498.55

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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.