Home / 1,055,639.57-1,456,774.17-572,192.33

Finding the Fourth Proportional to 1,055,639.57, 1,456,774.17 and 572,192.33

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Solution

The fourth proportional to 1,055,639.57, 1,456,774.17 and 572,192.33 is: 789,620.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,639.57 : 1,456,774.17 = 572,192.33 : x
  2. Step 2: Convert to fraction form
    1,055,639.57/1,456,774.17 = 572,192.33/x
  3. Step 3: Cross multiply
    1,055,639.57x = 1,456,774.17 × 572,192.33
  4. Step 4: Simplify right side
    1,055,639.57x = 833,555,006,616.12
  5. Step 5: Solve for x
    x = 833,555,006,616.12/1,055,639.57
  6. Step 6: Final answer
    x = 789,620.84

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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.