Home / 2,640,371.88-3,643,088.76-1,494,452.28

Finding the Fourth Proportional to 2,640,371.88, 3,643,088.76 and 1,494,452.28

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Solution

The fourth proportional to 2,640,371.88, 3,643,088.76 and 1,494,452.28 is: 2,061,990.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,640,371.88 : 3,643,088.76 = 1,494,452.28 : x
  2. Step 2: Convert to fraction form
    2,640,371.88/3,643,088.76 = 1,494,452.28/x
  3. Step 3: Cross multiply
    2,640,371.88x = 3,643,088.76 × 1,494,452.28
  4. Step 4: Simplify right side
    2,640,371.88x = 5,444,422,303,624.37
  5. Step 5: Solve for x
    x = 5,444,422,303,624.37/2,640,371.88
  6. Step 6: Final answer
    x = 2,061,990.72

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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.