Home / 3,852,758.30-5,780,865.45-1,330,223.90

Finding the Fourth Proportional to 3,852,758.30, 5,780,865.45 and 1,330,223.90

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Solution

The fourth proportional to 3,852,758.30, 5,780,865.45 and 1,330,223.90 is: 1,995,932.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,852,758.30 : 5,780,865.45 = 1,330,223.90 : x
  2. Step 2: Convert to fraction form
    3,852,758.30/5,780,865.45 = 1,330,223.90/x
  3. Step 3: Cross multiply
    3,852,758.30x = 5,780,865.45 × 1,330,223.90
  4. Step 4: Simplify right side
    3,852,758.30x = 7,689,845,384,274.26
  5. Step 5: Solve for x
    x = 7,689,845,384,274.26/3,852,758.30
  6. Step 6: Final answer
    x = 1,995,932.47

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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.