Home / 3,438,998.20-5,164,005.30-2,734,881.40

Finding the Fourth Proportional to 3,438,998.20, 5,164,005.30 and 2,734,881.40

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Solution

The fourth proportional to 3,438,998.20, 5,164,005.30 and 2,734,881.40 is: 4,106,702.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438,998.20 : 5,164,005.30 = 2,734,881.40 : x
  2. Step 2: Convert to fraction form
    3,438,998.20/5,164,005.30 = 2,734,881.40/x
  3. Step 3: Cross multiply
    3,438,998.20x = 5,164,005.30 × 2,734,881.40
  4. Step 4: Simplify right side
    3,438,998.20x = 14,122,942,044,471.42
  5. Step 5: Solve for x
    x = 14,122,942,044,471.42/3,438,998.20
  6. Step 6: Final answer
    x = 4,106,702.37

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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.