Home / 2,497,078.72-3,745,724.80-981,089.92

Finding the Fourth Proportional to 2,497,078.72, 3,745,724.80 and 981,089.92

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Solution

The fourth proportional to 2,497,078.72, 3,745,724.80 and 981,089.92 is: 1,471,676.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,497,078.72 : 3,745,724.80 = 981,089.92 : x
  2. Step 2: Convert to fraction form
    2,497,078.72/3,745,724.80 = 981,089.92/x
  3. Step 3: Cross multiply
    2,497,078.72x = 3,745,724.80 × 981,089.92
  4. Step 4: Simplify right side
    2,497,078.72x = 3,674,892,844,374.02
  5. Step 5: Solve for x
    x = 3,674,892,844,374.02/2,497,078.72
  6. Step 6: Final answer
    x = 1,471,676.81

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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.