Home / 1,055,170.56-1,456,162.49-647,497.66

Finding the Fourth Proportional to 1,055,170.56, 1,456,162.49 and 647,497.66

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Solution

The fourth proportional to 1,055,170.56, 1,456,162.49 and 647,497.66 is: 893,563.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,170.56 : 1,456,162.49 = 647,497.66 : x
  2. Step 2: Convert to fraction form
    1,055,170.56/1,456,162.49 = 647,497.66/x
  3. Step 3: Cross multiply
    1,055,170.56x = 1,456,162.49 × 647,497.66
  4. Step 4: Simplify right side
    1,055,170.56x = 942,861,804,854.77
  5. Step 5: Solve for x
    x = 942,861,804,854.77/1,055,170.56
  6. Step 6: Final answer
    x = 893,563.41

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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.