Home / 1,612,979.20-2,419,468.80-549,222.40

Finding the Fourth Proportional to 1,612,979.20, 2,419,468.80 and 549,222.40

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Solution

The fourth proportional to 1,612,979.20, 2,419,468.80 and 549,222.40 is: 823,833.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612,979.20 : 2,419,468.80 = 549,222.40 : x
  2. Step 2: Convert to fraction form
    1,612,979.20/2,419,468.80 = 549,222.40/x
  3. Step 3: Cross multiply
    1,612,979.20x = 2,419,468.80 × 549,222.40
  4. Step 4: Simplify right side
    1,612,979.20x = 1,328,826,461,061.12
  5. Step 5: Solve for x
    x = 1,328,826,461,061.12/1,612,979.20
  6. Step 6: Final answer
    x = 823,833.60

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Similar ratio
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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.