Home / 1,635,206.60-2,452,809.90-513,273.80

Finding the Fourth Proportional to 1,635,206.60, 2,452,809.90 and 513,273.80

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Solution

The fourth proportional to 1,635,206.60, 2,452,809.90 and 513,273.80 is: 769,910.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635,206.60 : 2,452,809.90 = 513,273.80 : x
  2. Step 2: Convert to fraction form
    1,635,206.60/2,452,809.90 = 513,273.80/x
  3. Step 3: Cross multiply
    1,635,206.60x = 2,452,809.90 × 513,273.80
  4. Step 4: Simplify right side
    1,635,206.60x = 1,258,963,058,050.62
  5. Step 5: Solve for x
    x = 1,258,963,058,050.62/1,635,206.60
  6. Step 6: Final answer
    x = 769,910.70

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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.