Home / 1,055,639.07-1,456,773.48-572,191.83

Finding the Fourth Proportional to 1,055,639.07, 1,456,773.48 and 572,191.83

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Solution

The fourth proportional to 1,055,639.07, 1,456,773.48 and 572,191.83 is: 789,620.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,639.07 : 1,456,773.48 = 572,191.83 : x
  2. Step 2: Convert to fraction form
    1,055,639.07/1,456,773.48 = 572,191.83/x
  3. Step 3: Cross multiply
    1,055,639.07x = 1,456,773.48 × 572,191.83
  4. Step 4: Simplify right side
    1,055,639.07x = 833,553,883,416.67
  5. Step 5: Solve for x
    x = 833,553,883,416.67/1,055,639.07
  6. Step 6: Final answer
    x = 789,620.15

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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.