Home / 3,103,983.32-4,283,433.50-1,943,069.72

Finding the Fourth Proportional to 3,103,983.32, 4,283,433.50 and 1,943,069.72

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Solution

The fourth proportional to 3,103,983.32, 4,283,433.50 and 1,943,069.72 is: 2,681,396.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103,983.32 : 4,283,433.50 = 1,943,069.72 : x
  2. Step 2: Convert to fraction form
    3,103,983.32/4,283,433.50 = 1,943,069.72/x
  3. Step 3: Cross multiply
    3,103,983.32x = 4,283,433.50 × 1,943,069.72
  4. Step 4: Simplify right side
    3,103,983.32x = 8,323,009,900,351.11
  5. Step 5: Solve for x
    x = 8,323,009,900,351.11/3,103,983.32
  6. Step 6: Final answer
    x = 2,681,396.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.