Home / 4,158,902.06-6,238,948.19-1,280,512.42

Finding the Fourth Proportional to 4,158,902.06, 6,238,948.19 and 1,280,512.42

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Solution

The fourth proportional to 4,158,902.06, 6,238,948.19 and 1,280,512.42 is: 1,920,951.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,158,902.06 : 6,238,948.19 = 1,280,512.42 : x
  2. Step 2: Convert to fraction form
    4,158,902.06/6,238,948.19 = 1,280,512.42/x
  3. Step 3: Cross multiply
    4,158,902.06x = 6,238,948.19 × 1,280,512.42
  4. Step 4: Simplify right side
    4,158,902.06x = 7,989,050,645,031.52
  5. Step 5: Solve for x
    x = 7,989,050,645,031.52/4,158,902.06
  6. Step 6: Final answer
    x = 1,920,951.86

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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.