Home / 5,274,205.87-7,908,691.65-1,679,504.47

Finding the Fourth Proportional to 5,274,205.87, 7,908,691.65 and 1,679,504.47

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Solution

The fourth proportional to 5,274,205.87, 7,908,691.65 and 1,679,504.47 is: 2,518,423.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,274,205.87 : 7,908,691.65 = 1,679,504.47 : x
  2. Step 2: Convert to fraction form
    5,274,205.87/7,908,691.65 = 1,679,504.47/x
  3. Step 3: Cross multiply
    5,274,205.87x = 7,908,691.65 × 1,679,504.47
  4. Step 4: Simplify right side
    5,274,205.87x = 13,282,682,969,629.15
  5. Step 5: Solve for x
    x = 13,282,682,969,629.15/5,274,205.87
  6. Step 6: Final answer
    x = 2,518,423.30

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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.