Home / 1,682,440.74-2,321,756.28-918,494.28

Finding the Fourth Proportional to 1,682,440.74, 2,321,756.28 and 918,494.28

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Solution

The fourth proportional to 1,682,440.74, 2,321,756.28 and 918,494.28 is: 1,267,515.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682,440.74 : 2,321,756.28 = 918,494.28 : x
  2. Step 2: Convert to fraction form
    1,682,440.74/2,321,756.28 = 918,494.28/x
  3. Step 3: Cross multiply
    1,682,440.74x = 2,321,756.28 × 918,494.28
  4. Step 4: Simplify right side
    1,682,440.74x = 2,132,519,862,734.08
  5. Step 5: Solve for x
    x = 2,132,519,862,734.08/1,682,440.74
  6. Step 6: Final answer
    x = 1,267,515.59

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