Home / 4,951,214.72-7,428,579.20-2,218,547.28

Finding the Fourth Proportional to 4,951,214.72, 7,428,579.20 and 2,218,547.28

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Solution

The fourth proportional to 4,951,214.72, 7,428,579.20 and 2,218,547.28 is: 3,328,608.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,951,214.72 : 7,428,579.20 = 2,218,547.28 : x
  2. Step 2: Convert to fraction form
    4,951,214.72/7,428,579.20 = 2,218,547.28/x
  3. Step 3: Cross multiply
    4,951,214.72x = 7,428,579.20 × 2,218,547.28
  4. Step 4: Simplify right side
    4,951,214.72x = 16,480,654,178,424.57
  5. Step 5: Solve for x
    x = 16,480,654,178,424.57/4,951,214.72
  6. Step 6: Final answer
    x = 3,328,608.25

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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.