Home / 3,261,419.14-4,892,517.78-1,577,312.50

Finding the Fourth Proportional to 3,261,419.14, 4,892,517.78 and 1,577,312.50

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Solution

The fourth proportional to 3,261,419.14, 4,892,517.78 and 1,577,312.50 is: 2,366,156.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261,419.14 : 4,892,517.78 = 1,577,312.50 : x
  2. Step 2: Convert to fraction form
    3,261,419.14/4,892,517.78 = 1,577,312.50/x
  3. Step 3: Cross multiply
    3,261,419.14x = 4,892,517.78 × 1,577,312.50
  4. Step 4: Simplify right side
    3,261,419.14x = 7,717,029,450,866.25
  5. Step 5: Solve for x
    x = 7,717,029,450,866.25/3,261,419.14
  6. Step 6: Final answer
    x = 2,366,156.92

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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.