Home / 1,055,179-1,456,148.30-571,743.77

Finding the Fourth Proportional to 1,055,179, 1,456,148.30 and 571,743.77

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Solution

The fourth proportional to 1,055,179, 1,456,148.30 and 571,743.77 is: 789,007.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,179 : 1,456,148.30 = 571,743.77 : x
  2. Step 2: Convert to fraction form
    1,055,179/1,456,148.30 = 571,743.77/x
  3. Step 3: Cross multiply
    1,055,179x = 1,456,148.30 × 571,743.77
  4. Step 4: Simplify right side
    1,055,179x = 832,543,718,721.09
  5. Step 5: Solve for x
    x = 832,543,718,721.09/1,055,179
  6. Step 6: Final answer
    x = 789,007.10

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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.