Home / 1,718,689.20-2,579,086.80-708,295.20

Finding the Fourth Proportional to 1,718,689.20, 2,579,086.80 and 708,295.20

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Solution

The fourth proportional to 1,718,689.20, 2,579,086.80 and 708,295.20 is: 1,062,876.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718,689.20 : 2,579,086.80 = 708,295.20 : x
  2. Step 2: Convert to fraction form
    1,718,689.20/2,579,086.80 = 708,295.20/x
  3. Step 3: Cross multiply
    1,718,689.20x = 2,579,086.80 × 708,295.20
  4. Step 4: Simplify right side
    1,718,689.20x = 1,826,754,800,823.36
  5. Step 5: Solve for x
    x = 1,826,754,800,823.36/1,718,689.20
  6. Step 6: Final answer
    x = 1,062,876.76

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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.