Home / 1,718,065.74-2,575,849.11-806,778.63

Finding the Fourth Proportional to 1,718,065.74, 2,575,849.11 and 806,778.63

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Solution

The fourth proportional to 1,718,065.74, 2,575,849.11 and 806,778.63 is: 1,209,581.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718,065.74 : 2,575,849.11 = 806,778.63 : x
  2. Step 2: Convert to fraction form
    1,718,065.74/2,575,849.11 = 806,778.63/x
  3. Step 3: Cross multiply
    1,718,065.74x = 2,575,849.11 × 806,778.63
  4. Step 4: Simplify right side
    1,718,065.74x = 2,078,140,013,027.10
  5. Step 5: Solve for x
    x = 2,078,140,013,027.10/1,718,065.74
  6. Step 6: Final answer
    x = 1,209,581.19

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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.