Home / 1,055,579.88-1,456,701.77-572,144.89

Finding the Fourth Proportional to 1,055,579.88, 1,456,701.77 and 572,144.89

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Solution

The fourth proportional to 1,055,579.88, 1,456,701.77 and 572,144.89 is: 789,560.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,579.88 : 1,456,701.77 = 572,144.89 : x
  2. Step 2: Convert to fraction form
    1,055,579.88/1,456,701.77 = 572,144.89/x
  3. Step 3: Cross multiply
    1,055,579.88x = 1,456,701.77 × 572,144.89
  4. Step 4: Simplify right side
    1,055,579.88x = 833,444,478,576.35
  5. Step 5: Solve for x
    x = 833,444,478,576.35/1,055,579.88
  6. Step 6: Final answer
    x = 789,560.79

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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.