Home / 1,684,976.20-2,527,464.30-486,937.60

Finding the Fourth Proportional to 1,684,976.20, 2,527,464.30 and 486,937.60

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Solution

The fourth proportional to 1,684,976.20, 2,527,464.30 and 486,937.60 is: 730,406.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684,976.20 : 2,527,464.30 = 486,937.60 : x
  2. Step 2: Convert to fraction form
    1,684,976.20/2,527,464.30 = 486,937.60/x
  3. Step 3: Cross multiply
    1,684,976.20x = 2,527,464.30 × 486,937.60
  4. Step 4: Simplify right side
    1,684,976.20x = 1,230,717,400,327.68
  5. Step 5: Solve for x
    x = 1,230,717,400,327.68/1,684,976.20
  6. Step 6: Final answer
    x = 730,406.40

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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.