Home / 1,055,637.20-1,456,740.31-572,191.97

Finding the Fourth Proportional to 1,055,637.20, 1,456,740.31 and 572,191.97

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Solution

The fourth proportional to 1,055,637.20, 1,456,740.31 and 572,191.97 is: 789,603.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,637.20 : 1,456,740.31 = 572,191.97 : x
  2. Step 2: Convert to fraction form
    1,055,637.20/1,456,740.31 = 572,191.97/x
  3. Step 3: Cross multiply
    1,055,637.20x = 1,456,740.31 × 572,191.97
  4. Step 4: Simplify right side
    1,055,637.20x = 833,535,097,970.27
  5. Step 5: Solve for x
    x = 833,535,097,970.27/1,055,637.20
  6. Step 6: Final answer
    x = 789,603.76

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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.