Home / 2,071,057.70-3,103,670.55-1,645,321.70

Finding the Fourth Proportional to 2,071,057.70, 3,103,670.55 and 1,645,321.70

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Solution

The fourth proportional to 2,071,057.70, 3,103,670.55 and 1,645,321.70 is: 2,465,665.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,071,057.70 : 3,103,670.55 = 1,645,321.70 : x
  2. Step 2: Convert to fraction form
    2,071,057.70/3,103,670.55 = 1,645,321.70/x
  3. Step 3: Cross multiply
    2,071,057.70x = 3,103,670.55 × 1,645,321.70
  4. Step 4: Simplify right side
    2,071,057.70x = 5,106,536,505,565.93
  5. Step 5: Solve for x
    x = 5,106,536,505,565.93/2,071,057.70
  6. Step 6: Final answer
    x = 2,465,665.98

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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.