Home / 2,412,814.80-3,617,472.60-992,139.60

Finding the Fourth Proportional to 2,412,814.80, 3,617,472.60 and 992,139.60

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Solution

The fourth proportional to 2,412,814.80, 3,617,472.60 and 992,139.60 is: 1,487,489.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,412,814.80 : 3,617,472.60 = 992,139.60 : x
  2. Step 2: Convert to fraction form
    2,412,814.80/3,617,472.60 = 992,139.60/x
  3. Step 3: Cross multiply
    2,412,814.80x = 3,617,472.60 × 992,139.60
  4. Step 4: Simplify right side
    2,412,814.80x = 3,589,037,818,374.96
  5. Step 5: Solve for x
    x = 3,589,037,818,374.96/2,412,814.80
  6. Step 6: Final answer
    x = 1,487,489.97

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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.