Home / 2,152,731.79-3,229,215.54-873,149.28

Finding the Fourth Proportional to 2,152,731.79, 3,229,215.54 and 873,149.28

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Solution

The fourth proportional to 2,152,731.79, 3,229,215.54 and 873,149.28 is: 1,309,771.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,152,731.79 : 3,229,215.54 = 873,149.28 : x
  2. Step 2: Convert to fraction form
    2,152,731.79/3,229,215.54 = 873,149.28/x
  3. Step 3: Cross multiply
    2,152,731.79x = 3,229,215.54 × 873,149.28
  4. Step 4: Simplify right side
    2,152,731.79x = 2,819,587,223,715.81
  5. Step 5: Solve for x
    x = 2,819,587,223,715.81/2,152,731.79
  6. Step 6: Final answer
    x = 1,309,771.72

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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.