Home / 2,586,131.22-3,568,605.56-1,440,318.18

Finding the Fourth Proportional to 2,586,131.22, 3,568,605.56 and 1,440,318.18

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Solution

The fourth proportional to 2,586,131.22, 3,568,605.56 and 1,440,318.18 is: 1,987,496.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,586,131.22 : 3,568,605.56 = 1,440,318.18 : x
  2. Step 2: Convert to fraction form
    2,586,131.22/3,568,605.56 = 1,440,318.18/x
  3. Step 3: Cross multiply
    2,586,131.22x = 3,568,605.56 × 1,440,318.18
  4. Step 4: Simplify right side
    2,586,131.22x = 5,139,927,465,317.08
  5. Step 5: Solve for x
    x = 5,139,927,465,317.08/2,586,131.22
  6. Step 6: Final answer
    x = 1,987,496.78

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1.5x scale

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.