Home / 4,166,721.32-6,250,680.90-1,288,312.61

Finding the Fourth Proportional to 4,166,721.32, 6,250,680.90 and 1,288,312.61

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Solution

The fourth proportional to 4,166,721.32, 6,250,680.90 and 1,288,312.61 is: 1,932,654.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,166,721.32 : 6,250,680.90 = 1,288,312.61 : x
  2. Step 2: Convert to fraction form
    4,166,721.32/6,250,680.90 = 1,288,312.61/x
  3. Step 3: Cross multiply
    4,166,721.32x = 6,250,680.90 × 1,288,312.61
  4. Step 4: Simplify right side
    4,166,721.32x = 8,052,830,993,302.75
  5. Step 5: Solve for x
    x = 8,052,830,993,302.75/4,166,721.32
  6. Step 6: Final answer
    x = 1,932,654.09

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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.