Home / 1,719,257.60-2,577,979.20-581,628.80

Finding the Fourth Proportional to 1,719,257.60, 2,577,979.20 and 581,628.80

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Solution

The fourth proportional to 1,719,257.60, 2,577,979.20 and 581,628.80 is: 872,136.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719,257.60 : 2,577,979.20 = 581,628.80 : x
  2. Step 2: Convert to fraction form
    1,719,257.60/2,577,979.20 = 581,628.80/x
  3. Step 3: Cross multiply
    1,719,257.60x = 2,577,979.20 × 581,628.80
  4. Step 4: Simplify right side
    1,719,257.60x = 1,499,426,948,520.96
  5. Step 5: Solve for x
    x = 1,499,426,948,520.96/1,719,257.60
  6. Step 6: Final answer
    x = 872,136.29

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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.