Home / 3,423,680.40-4,729,600.40-2,734,447.40

Finding the Fourth Proportional to 3,423,680.40, 4,729,600.40 and 2,734,447.40

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Solution

The fourth proportional to 3,423,680.40, 4,729,600.40 and 2,734,447.40 is: 3,777,468.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,423,680.40 : 4,729,600.40 = 2,734,447.40 : x
  2. Step 2: Convert to fraction form
    3,423,680.40/4,729,600.40 = 2,734,447.40/x
  3. Step 3: Cross multiply
    3,423,680.40x = 4,729,600.40 × 2,734,447.40
  4. Step 4: Simplify right side
    3,423,680.40x = 12,932,843,516,818.96
  5. Step 5: Solve for x
    x = 12,932,843,516,818.96/3,423,680.40
  6. Step 6: Final answer
    x = 3,777,468.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.