Home / 1,412,042.62-2,103,115.83-1,405,160.86

Finding the Fourth Proportional to 1,412,042.62, 2,103,115.83 and 1,405,160.86

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Solution

The fourth proportional to 1,412,042.62, 2,103,115.83 and 1,405,160.86 is: 2,092,866.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,042.62 : 2,103,115.83 = 1,405,160.86 : x
  2. Step 2: Convert to fraction form
    1,412,042.62/2,103,115.83 = 1,405,160.86/x
  3. Step 3: Cross multiply
    1,412,042.62x = 2,103,115.83 × 1,405,160.86
  4. Step 4: Simplify right side
    1,412,042.62x = 2,955,216,048,362.41
  5. Step 5: Solve for x
    x = 2,955,216,048,362.41/1,412,042.62
  6. Step 6: Final answer
    x = 2,092,866.04

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.