Home / 1,917,352.22-2,646,904.77-1,192,433.47

Finding the Fourth Proportional to 1,917,352.22, 2,646,904.77 and 1,192,433.47

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Solution

The fourth proportional to 1,917,352.22, 2,646,904.77 and 1,192,433.47 is: 1,646,154.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,352.22 : 2,646,904.77 = 1,192,433.47 : x
  2. Step 2: Convert to fraction form
    1,917,352.22/2,646,904.77 = 1,192,433.47/x
  3. Step 3: Cross multiply
    1,917,352.22x = 2,646,904.77 × 1,192,433.47
  4. Step 4: Simplify right side
    1,917,352.22x = 3,156,257,833,033.39
  5. Step 5: Solve for x
    x = 3,156,257,833,033.39/1,917,352.22
  6. Step 6: Final answer
    x = 1,646,154.43

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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.