Home / 3,547,943.12-5,324,014.20-1,305,655.76

Finding the Fourth Proportional to 3,547,943.12, 5,324,014.20 and 1,305,655.76

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Solution

The fourth proportional to 3,547,943.12, 5,324,014.20 and 1,305,655.76 is: 1,959,256.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,547,943.12 : 5,324,014.20 = 1,305,655.76 : x
  2. Step 2: Convert to fraction form
    3,547,943.12/5,324,014.20 = 1,305,655.76/x
  3. Step 3: Cross multiply
    3,547,943.12x = 5,324,014.20 × 1,305,655.76
  4. Step 4: Simplify right side
    3,547,943.12x = 6,951,329,806,551.79
  5. Step 5: Solve for x
    x = 6,951,329,806,551.79/3,547,943.12
  6. Step 6: Final answer
    x = 1,959,256.27

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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.