Home / 2,999,517.88-4,139,335.02-1,641,391

Finding the Fourth Proportional to 2,999,517.88, 4,139,335.02 and 1,641,391

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Solution

The fourth proportional to 2,999,517.88, 4,139,335.02 and 1,641,391 is: 2,265,119.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,999,517.88 : 4,139,335.02 = 1,641,391 : x
  2. Step 2: Convert to fraction form
    2,999,517.88/4,139,335.02 = 1,641,391/x
  3. Step 3: Cross multiply
    2,999,517.88x = 4,139,335.02 × 1,641,391
  4. Step 4: Simplify right side
    2,999,517.88x = 6,794,267,247,812.82
  5. Step 5: Solve for x
    x = 6,794,267,247,812.82/2,999,517.88
  6. Step 6: Final answer
    x = 2,265,119.77

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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.