Home / 2,986,997.60-4,480,496.40-992,453.60

Finding the Fourth Proportional to 2,986,997.60, 4,480,496.40 and 992,453.60

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Solution

The fourth proportional to 2,986,997.60, 4,480,496.40 and 992,453.60 is: 1,488,680.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,986,997.60 : 4,480,496.40 = 992,453.60 : x
  2. Step 2: Convert to fraction form
    2,986,997.60/4,480,496.40 = 992,453.60/x
  3. Step 3: Cross multiply
    2,986,997.60x = 4,480,496.40 × 992,453.60
  4. Step 4: Simplify right side
    2,986,997.60x = 4,446,684,781,967.04
  5. Step 5: Solve for x
    x = 4,446,684,781,967.04/2,986,997.60
  6. Step 6: Final answer
    x = 1,488,680.40

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.