Home / 3,747,788.30-5,619,320.40-3,179,368.74

Finding the Fourth Proportional to 3,747,788.30, 5,619,320.40 and 3,179,368.74

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Solution

The fourth proportional to 3,747,788.30, 5,619,320.40 and 3,179,368.74 is: 4,767,049.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747,788.30 : 5,619,320.40 = 3,179,368.74 : x
  2. Step 2: Convert to fraction form
    3,747,788.30/5,619,320.40 = 3,179,368.74/x
  3. Step 3: Cross multiply
    3,747,788.30x = 5,619,320.40 × 3,179,368.74
  4. Step 4: Simplify right side
    3,747,788.30x = 17,865,891,619,804.30
  5. Step 5: Solve for x
    x = 17,865,891,619,804.30/3,747,788.30
  6. Step 6: Final answer
    x = 4,767,049.31

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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.