Home / 4,220,851.92-6,331,908.46-1,342,312.64

Finding the Fourth Proportional to 4,220,851.92, 6,331,908.46 and 1,342,312.64

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Solution

The fourth proportional to 4,220,851.92, 6,331,908.46 and 1,342,312.64 is: 2,013,669.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,220,851.92 : 6,331,908.46 = 1,342,312.64 : x
  2. Step 2: Convert to fraction form
    4,220,851.92/6,331,908.46 = 1,342,312.64/x
  3. Step 3: Cross multiply
    4,220,851.92x = 6,331,908.46 × 1,342,312.64
  4. Step 4: Simplify right side
    4,220,851.92x = 8,499,400,761,180.93
  5. Step 5: Solve for x
    x = 8,499,400,761,180.93/4,220,851.92
  6. Step 6: Final answer
    x = 2,013,669.50

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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.