Home / 3,154,652.80-4,731,979.20-1,471,926.40

Finding the Fourth Proportional to 3,154,652.80, 4,731,979.20 and 1,471,926.40

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Solution

The fourth proportional to 3,154,652.80, 4,731,979.20 and 1,471,926.40 is: 2,207,889.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154,652.80 : 4,731,979.20 = 1,471,926.40 : x
  2. Step 2: Convert to fraction form
    3,154,652.80/4,731,979.20 = 1,471,926.40/x
  3. Step 3: Cross multiply
    3,154,652.80x = 4,731,979.20 × 1,471,926.40
  4. Step 4: Simplify right side
    3,154,652.80x = 6,965,125,108,730.88
  5. Step 5: Solve for x
    x = 6,965,125,108,730.88/3,154,652.80
  6. Step 6: Final answer
    x = 2,207,889.60

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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.