Home / 1,712,575.20-2,568,085.20-647,263.20

Finding the Fourth Proportional to 1,712,575.20, 2,568,085.20 and 647,263.20

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Solution

The fourth proportional to 1,712,575.20, 2,568,085.20 and 647,263.20 is: 970,600.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,575.20 : 2,568,085.20 = 647,263.20 : x
  2. Step 2: Convert to fraction form
    1,712,575.20/2,568,085.20 = 647,263.20/x
  3. Step 3: Cross multiply
    1,712,575.20x = 2,568,085.20 × 647,263.20
  4. Step 4: Simplify right side
    1,712,575.20x = 1,662,227,044,424.64
  5. Step 5: Solve for x
    x = 1,662,227,044,424.64/1,712,575.20
  6. Step 6: Final answer
    x = 970,600.91

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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.