Home / 1,055,655.53-1,456,805.70-572,220.57

Finding the Fourth Proportional to 1,055,655.53, 1,456,805.70 and 572,220.57

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Solution

The fourth proportional to 1,055,655.53, 1,456,805.70 and 572,220.57 is: 789,664.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,655.53 : 1,456,805.70 = 572,220.57 : x
  2. Step 2: Convert to fraction form
    1,055,655.53/1,456,805.70 = 572,220.57/x
  3. Step 3: Cross multiply
    1,055,655.53x = 1,456,805.70 × 572,220.57
  4. Step 4: Simplify right side
    1,055,655.53x = 833,614,188,033.25
  5. Step 5: Solve for x
    x = 833,614,188,033.25/1,055,655.53
  6. Step 6: Final answer
    x = 789,664.97

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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.