Home / 1,719,278.60-2,578,010.70-581,649.80

Finding the Fourth Proportional to 1,719,278.60, 2,578,010.70 and 581,649.80

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Solution

The fourth proportional to 1,719,278.60, 2,578,010.70 and 581,649.80 is: 872,167.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719,278.60 : 2,578,010.70 = 581,649.80 : x
  2. Step 2: Convert to fraction form
    1,719,278.60/2,578,010.70 = 581,649.80/x
  3. Step 3: Cross multiply
    1,719,278.60x = 2,578,010.70 × 581,649.80
  4. Step 4: Simplify right side
    1,719,278.60x = 1,499,499,408,052.86
  5. Step 5: Solve for x
    x = 1,499,499,408,052.86/1,719,278.60
  6. Step 6: Final answer
    x = 872,167.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.