Home / 4,281,621.70-6,422,454.09-1,086,748.90

Finding the Fourth Proportional to 4,281,621.70, 6,422,454.09 and 1,086,748.90

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Solution

The fourth proportional to 4,281,621.70, 6,422,454.09 and 1,086,748.90 is: 1,630,128.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,281,621.70 : 6,422,454.09 = 1,086,748.90 : x
  2. Step 2: Convert to fraction form
    4,281,621.70/6,422,454.09 = 1,086,748.90/x
  3. Step 3: Cross multiply
    4,281,621.70x = 6,422,454.09 × 1,086,748.90
  4. Step 4: Simplify right side
    4,281,621.70x = 6,979,594,917,608
  5. Step 5: Solve for x
    x = 6,979,594,917,608/4,281,621.70
  6. Step 6: Final answer
    x = 1,630,128.82

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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.