Home / 1,055,170.95-1,456,137.20-571,735.72

Finding the Fourth Proportional to 1,055,170.95, 1,456,137.20 and 571,735.72

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Solution

The fourth proportional to 1,055,170.95, 1,456,137.20 and 571,735.72 is: 788,995.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,170.95 : 1,456,137.20 = 571,735.72 : x
  2. Step 2: Convert to fraction form
    1,055,170.95/1,456,137.20 = 571,735.72/x
  3. Step 3: Cross multiply
    1,055,170.95x = 1,456,137.20 × 571,735.72
  4. Step 4: Simplify right side
    1,055,170.95x = 832,525,645,519.52
  5. Step 5: Solve for x
    x = 832,525,645,519.52/1,055,170.95
  6. Step 6: Final answer
    x = 788,995.99

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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.