Home / 2,309,543.88-3,187,104.33-1,277,033.64

Finding the Fourth Proportional to 2,309,543.88, 3,187,104.33 and 1,277,033.64

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Solution

The fourth proportional to 2,309,543.88, 3,187,104.33 and 1,277,033.64 is: 1,762,269.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,309,543.88 : 3,187,104.33 = 1,277,033.64 : x
  2. Step 2: Convert to fraction form
    2,309,543.88/3,187,104.33 = 1,277,033.64/x
  3. Step 3: Cross multiply
    2,309,543.88x = 3,187,104.33 × 1,277,033.64
  4. Step 4: Simplify right side
    2,309,543.88x = 4,070,039,443,599.66
  5. Step 5: Solve for x
    x = 4,070,039,443,599.66/2,309,543.88
  6. Step 6: Final answer
    x = 1,762,269.81

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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.