Home / 3,138,637.60-4,707,956.40-2,430,049.60

Finding the Fourth Proportional to 3,138,637.60, 4,707,956.40 and 2,430,049.60

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Solution

The fourth proportional to 3,138,637.60, 4,707,956.40 and 2,430,049.60 is: 3,645,074.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,138,637.60 : 4,707,956.40 = 2,430,049.60 : x
  2. Step 2: Convert to fraction form
    3,138,637.60/4,707,956.40 = 2,430,049.60/x
  3. Step 3: Cross multiply
    3,138,637.60x = 4,707,956.40 × 2,430,049.60
  4. Step 4: Simplify right side
    3,138,637.60x = 11,440,567,566,637.44
  5. Step 5: Solve for x
    x = 11,440,567,566,637.44/3,138,637.60
  6. Step 6: Final answer
    x = 3,645,074.40

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Similar ratio
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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.