Home / 1,030,539.44-1,422,314.57-571,801.61

Finding the Fourth Proportional to 1,030,539.44, 1,422,314.57 and 571,801.61

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Solution

The fourth proportional to 1,030,539.44, 1,422,314.57 and 571,801.61 is: 789,180.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,539.44 : 1,422,314.57 = 571,801.61 : x
  2. Step 2: Convert to fraction form
    1,030,539.44/1,422,314.57 = 571,801.61/x
  3. Step 3: Cross multiply
    1,030,539.44x = 1,422,314.57 × 571,801.61
  4. Step 4: Simplify right side
    1,030,539.44x = 813,281,766,037.75
  5. Step 5: Solve for x
    x = 813,281,766,037.75/1,030,539.44
  6. Step 6: Final answer
    x = 789,180.63

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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.