Home / 3,885,382.40-5,825,308.80-1,488,300.80

Finding the Fourth Proportional to 3,885,382.40, 5,825,308.80 and 1,488,300.80

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Solution

The fourth proportional to 3,885,382.40, 5,825,308.80 and 1,488,300.80 is: 2,231,392.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,885,382.40 : 5,825,308.80 = 1,488,300.80 : x
  2. Step 2: Convert to fraction form
    3,885,382.40/5,825,308.80 = 1,488,300.80/x
  3. Step 3: Cross multiply
    3,885,382.40x = 5,825,308.80 × 1,488,300.80
  4. Step 4: Simplify right side
    3,885,382.40x = 8,669,811,747,287.04
  5. Step 5: Solve for x
    x = 8,669,811,747,287.04/3,885,382.40
  6. Step 6: Final answer
    x = 2,231,392.14

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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.