Home / 2,839,328.88-3,918,280.20-1,550,169.60

Finding the Fourth Proportional to 2,839,328.88, 3,918,280.20 and 1,550,169.60

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Solution

The fourth proportional to 2,839,328.88, 3,918,280.20 and 1,550,169.60 is: 2,139,237.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,839,328.88 : 3,918,280.20 = 1,550,169.60 : x
  2. Step 2: Convert to fraction form
    2,839,328.88/3,918,280.20 = 1,550,169.60/x
  3. Step 3: Cross multiply
    2,839,328.88x = 3,918,280.20 × 1,550,169.60
  4. Step 4: Simplify right side
    2,839,328.88x = 6,073,998,850,321.92
  5. Step 5: Solve for x
    x = 6,073,998,850,321.92/2,839,328.88
  6. Step 6: Final answer
    x = 2,139,237.51

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1.5x scale

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.