Home / 1,055,637.01-1,456,740.05-572,191.78

Finding the Fourth Proportional to 1,055,637.01, 1,456,740.05 and 572,191.78

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Solution

The fourth proportional to 1,055,637.01, 1,456,740.05 and 572,191.78 is: 789,603.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,637.01 : 1,456,740.05 = 572,191.78 : x
  2. Step 2: Convert to fraction form
    1,055,637.01/1,456,740.05 = 572,191.78/x
  3. Step 3: Cross multiply
    1,055,637.01x = 1,456,740.05 × 572,191.78
  4. Step 4: Simplify right side
    1,055,637.01x = 833,534,675,947.58
  5. Step 5: Solve for x
    x = 833,534,675,947.58/1,055,637.01
  6. Step 6: Final answer
    x = 789,603.50

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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.