Home / 3,619,074.20-5,425,986.90-1,488,061.40

Finding the Fourth Proportional to 3,619,074.20, 5,425,986.90 and 1,488,061.40

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Solution

The fourth proportional to 3,619,074.20, 5,425,986.90 and 1,488,061.40 is: 2,231,013.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619,074.20 : 5,425,986.90 = 1,488,061.40 : x
  2. Step 2: Convert to fraction form
    3,619,074.20/5,425,986.90 = 1,488,061.40/x
  3. Step 3: Cross multiply
    3,619,074.20x = 5,425,986.90 × 1,488,061.40
  4. Step 4: Simplify right side
    3,619,074.20x = 8,074,201,662,795.66
  5. Step 5: Solve for x
    x = 8,074,201,662,795.66/3,619,074.20
  6. Step 6: Final answer
    x = 2,231,013.02

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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.