Home / 3,272,328.72-4,515,759.72-1,914,431.76

Finding the Fourth Proportional to 3,272,328.72, 4,515,759.72 and 1,914,431.76

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Solution

The fourth proportional to 3,272,328.72, 4,515,759.72 and 1,914,431.76 is: 2,641,884.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,272,328.72 : 4,515,759.72 = 1,914,431.76 : x
  2. Step 2: Convert to fraction form
    3,272,328.72/4,515,759.72 = 1,914,431.76/x
  3. Step 3: Cross multiply
    3,272,328.72x = 4,515,759.72 × 1,914,431.76
  4. Step 4: Simplify right side
    3,272,328.72x = 8,645,113,828,496.71
  5. Step 5: Solve for x
    x = 8,645,113,828,496.71/3,272,328.72
  6. Step 6: Final answer
    x = 2,641,884.29

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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.