Home / 1,712,826.20-2,568,461.70-647,514.20

Finding the Fourth Proportional to 1,712,826.20, 2,568,461.70 and 647,514.20

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Solution

The fourth proportional to 1,712,826.20, 2,568,461.70 and 647,514.20 is: 970,977.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,826.20 : 2,568,461.70 = 647,514.20 : x
  2. Step 2: Convert to fraction form
    1,712,826.20/2,568,461.70 = 647,514.20/x
  3. Step 3: Cross multiply
    1,712,826.20x = 2,568,461.70 × 647,514.20
  4. Step 4: Simplify right side
    1,712,826.20x = 1,663,115,422,906.14
  5. Step 5: Solve for x
    x = 1,663,115,422,906.14/1,712,826.20
  6. Step 6: Final answer
    x = 970,977.34

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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.