Home / 4,138,309.60-6,207,658.80-1,298,514.40

Finding the Fourth Proportional to 4,138,309.60, 6,207,658.80 and 1,298,514.40

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Solution

The fourth proportional to 4,138,309.60, 6,207,658.80 and 1,298,514.40 is: 1,947,832.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138,309.60 : 6,207,658.80 = 1,298,514.40 : x
  2. Step 2: Convert to fraction form
    4,138,309.60/6,207,658.80 = 1,298,514.40/x
  3. Step 3: Cross multiply
    4,138,309.60x = 6,207,658.80 × 1,298,514.40
  4. Step 4: Simplify right side
    4,138,309.60x = 8,060,734,342,086.72
  5. Step 5: Solve for x
    x = 8,060,734,342,086.72/4,138,309.60
  6. Step 6: Final answer
    x = 1,947,832.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.