Home / 5,150,913.61-7,726,535.04-2,590,731.22

Finding the Fourth Proportional to 5,150,913.61, 7,726,535.04 and 2,590,731.22

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Solution

The fourth proportional to 5,150,913.61, 7,726,535.04 and 2,590,731.22 is: 3,886,179.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,150,913.61 : 7,726,535.04 = 2,590,731.22 : x
  2. Step 2: Convert to fraction form
    5,150,913.61/7,726,535.04 = 2,590,731.22/x
  3. Step 3: Cross multiply
    5,150,913.61x = 7,726,535.04 × 2,590,731.22
  4. Step 4: Simplify right side
    5,150,913.61x = 20,017,375,550,551.95
  5. Step 5: Solve for x
    x = 20,017,375,550,551.95/5,150,913.61
  6. Step 6: Final answer
    x = 3,886,179.63

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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.