Home / 3,438,530.06-4,745,278.30-1,889,763.64

Finding the Fourth Proportional to 3,438,530.06, 4,745,278.30 and 1,889,763.64

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Solution

The fourth proportional to 3,438,530.06, 4,745,278.30 and 1,889,763.64 is: 2,607,932.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438,530.06 : 4,745,278.30 = 1,889,763.64 : x
  2. Step 2: Convert to fraction form
    3,438,530.06/4,745,278.30 = 1,889,763.64/x
  3. Step 3: Cross multiply
    3,438,530.06x = 4,745,278.30 × 1,889,763.64
  4. Step 4: Simplify right side
    3,438,530.06x = 8,967,454,376,433.41
  5. Step 5: Solve for x
    x = 8,967,454,376,433.41/3,438,530.06
  6. Step 6: Final answer
    x = 2,607,932.52

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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.