Home / 1,659,478.80-2,489,218.20-537,547.80

Finding the Fourth Proportional to 1,659,478.80, 2,489,218.20 and 537,547.80

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Solution

The fourth proportional to 1,659,478.80, 2,489,218.20 and 537,547.80 is: 806,321.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,659,478.80 : 2,489,218.20 = 537,547.80 : x
  2. Step 2: Convert to fraction form
    1,659,478.80/2,489,218.20 = 537,547.80/x
  3. Step 3: Cross multiply
    1,659,478.80x = 2,489,218.20 × 537,547.80
  4. Step 4: Simplify right side
    1,659,478.80x = 1,338,073,767,129.96
  5. Step 5: Solve for x
    x = 1,338,073,767,129.96/1,659,478.80
  6. Step 6: Final answer
    x = 806,321.70

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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.