Home / 3,436,108.56-5,154,156.34-911,565.36

Finding the Fourth Proportional to 3,436,108.56, 5,154,156.34 and 911,565.36

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Solution

The fourth proportional to 3,436,108.56, 5,154,156.34 and 911,565.36 is: 1,367,346.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436,108.56 : 5,154,156.34 = 911,565.36 : x
  2. Step 2: Convert to fraction form
    3,436,108.56/5,154,156.34 = 911,565.36/x
  3. Step 3: Cross multiply
    3,436,108.56x = 5,154,156.34 × 911,565.36
  4. Step 4: Simplify right side
    3,436,108.56x = 4,698,350,379,568.38
  5. Step 5: Solve for x
    x = 4,698,350,379,568.38/3,436,108.56
  6. Step 6: Final answer
    x = 1,367,346.32

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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.