Home / 1,606,334.22-2,216,720.52-917,998.18

Finding the Fourth Proportional to 1,606,334.22, 2,216,720.52 and 917,998.18

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Solution

The fourth proportional to 1,606,334.22, 2,216,720.52 and 917,998.18 is: 1,266,825.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,606,334.22 : 2,216,720.52 = 917,998.18 : x
  2. Step 2: Convert to fraction form
    1,606,334.22/2,216,720.52 = 917,998.18/x
  3. Step 3: Cross multiply
    1,606,334.22x = 2,216,720.52 × 917,998.18
  4. Step 4: Simplify right side
    1,606,334.22x = 2,034,945,397,386.85
  5. Step 5: Solve for x
    x = 2,034,945,397,386.85/1,606,334.22
  6. Step 6: Final answer
    x = 1,266,825.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.