Home / 3,478,521.50-5,217,822.41-1,049,695.78

Finding the Fourth Proportional to 3,478,521.50, 5,217,822.41 and 1,049,695.78

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Solution

The fourth proportional to 3,478,521.50, 5,217,822.41 and 1,049,695.78 is: 1,574,555.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,478,521.50 : 5,217,822.41 = 1,049,695.78 : x
  2. Step 2: Convert to fraction form
    3,478,521.50/5,217,822.41 = 1,049,695.78/x
  3. Step 3: Cross multiply
    3,478,521.50x = 5,217,822.41 × 1,049,695.78
  4. Step 4: Simplify right side
    3,478,521.50x = 5,477,126,148,241.58
  5. Step 5: Solve for x
    x = 5,477,126,148,241.58/3,478,521.50
  6. Step 6: Final answer
    x = 1,574,555.79

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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.