Home / 3,109,176.40-4,663,764.60-1,086,748.16

Finding the Fourth Proportional to 3,109,176.40, 4,663,764.60 and 1,086,748.16

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Solution

The fourth proportional to 3,109,176.40, 4,663,764.60 and 1,086,748.16 is: 1,630,122.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,109,176.40 : 4,663,764.60 = 1,086,748.16 : x
  2. Step 2: Convert to fraction form
    3,109,176.40/4,663,764.60 = 1,086,748.16/x
  3. Step 3: Cross multiply
    3,109,176.40x = 4,663,764.60 × 1,086,748.16
  4. Step 4: Simplify right side
    3,109,176.40x = 5,068,337,597,723.14
  5. Step 5: Solve for x
    x = 5,068,337,597,723.14/3,109,176.40
  6. Step 6: Final answer
    x = 1,630,122.24

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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.