Home / 3,110,986.30-4,666,479.45-981,723.10

Finding the Fourth Proportional to 3,110,986.30, 4,666,479.45 and 981,723.10

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Solution

The fourth proportional to 3,110,986.30, 4,666,479.45 and 981,723.10 is: 1,472,584.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110,986.30 : 4,666,479.45 = 981,723.10 : x
  2. Step 2: Convert to fraction form
    3,110,986.30/4,666,479.45 = 981,723.10/x
  3. Step 3: Cross multiply
    3,110,986.30x = 4,666,479.45 × 981,723.10
  4. Step 4: Simplify right side
    3,110,986.30x = 4,581,190,671,740.30
  5. Step 5: Solve for x
    x = 4,581,190,671,740.30/3,110,986.30
  6. Step 6: Final answer
    x = 1,472,584.65

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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.