Home / 3,147,860.87-4,712,017.11-1,704,960.54

Finding the Fourth Proportional to 3,147,860.87, 4,712,017.11 and 1,704,960.54

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Solution

The fourth proportional to 3,147,860.87, 4,712,017.11 and 1,704,960.54 is: 2,552,146.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,147,860.87 : 4,712,017.11 = 1,704,960.54 : x
  2. Step 2: Convert to fraction form
    3,147,860.87/4,712,017.11 = 1,704,960.54/x
  3. Step 3: Cross multiply
    3,147,860.87x = 4,712,017.11 × 1,704,960.54
  4. Step 4: Simplify right side
    3,147,860.87x = 8,033,803,236,354.84
  5. Step 5: Solve for x
    x = 8,033,803,236,354.84/3,147,860.87
  6. Step 6: Final answer
    x = 2,552,146.86

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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.