Home / 1,719,279.60-2,578,012.20-581,650.80

Finding the Fourth Proportional to 1,719,279.60, 2,578,012.20 and 581,650.80

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Solution

The fourth proportional to 1,719,279.60, 2,578,012.20 and 581,650.80 is: 872,169.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719,279.60 : 2,578,012.20 = 581,650.80 : x
  2. Step 2: Convert to fraction form
    1,719,279.60/2,578,012.20 = 581,650.80/x
  3. Step 3: Cross multiply
    1,719,279.60x = 2,578,012.20 × 581,650.80
  4. Step 4: Simplify right side
    1,719,279.60x = 1,499,502,858,539.76
  5. Step 5: Solve for x
    x = 1,499,502,858,539.76/1,719,279.60
  6. Step 6: Final answer
    x = 872,169.28

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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.