Home / 1,055,558.23-1,456,672.94-572,122.90

Finding the Fourth Proportional to 1,055,558.23, 1,456,672.94 and 572,122.90

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Solution

The fourth proportional to 1,055,558.23, 1,456,672.94 and 572,122.90 is: 789,530.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,558.23 : 1,456,672.94 = 572,122.90 : x
  2. Step 2: Convert to fraction form
    1,055,558.23/1,456,672.94 = 572,122.90/x
  3. Step 3: Cross multiply
    1,055,558.23x = 1,456,672.94 × 572,122.90
  4. Step 4: Simplify right side
    1,055,558.23x = 833,395,941,305.32
  5. Step 5: Solve for x
    x = 833,395,941,305.32/1,055,558.23
  6. Step 6: Final answer
    x = 789,530.99

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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.