Home / 1,449,335.20-2,173,346.70-550,478.20

Finding the Fourth Proportional to 1,449,335.20, 2,173,346.70 and 550,478.20

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Solution

The fourth proportional to 1,449,335.20, 2,173,346.70 and 550,478.20 is: 825,468.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,335.20 : 2,173,346.70 = 550,478.20 : x
  2. Step 2: Convert to fraction form
    1,449,335.20/2,173,346.70 = 550,478.20/x
  3. Step 3: Cross multiply
    1,449,335.20x = 2,173,346.70 × 550,478.20
  4. Step 4: Simplify right side
    1,449,335.20x = 1,196,379,979,391.94
  5. Step 5: Solve for x
    x = 1,196,379,979,391.94/1,449,335.20
  6. Step 6: Final answer
    x = 825,468.10

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1.5x scale

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.