Home / 1,609,987.60-2,414,981.40-1,449,629.20

Finding the Fourth Proportional to 1,609,987.60, 2,414,981.40 and 1,449,629.20

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Solution

The fourth proportional to 1,609,987.60, 2,414,981.40 and 1,449,629.20 is: 2,174,443.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,987.60 : 2,414,981.40 = 1,449,629.20 : x
  2. Step 2: Convert to fraction form
    1,609,987.60/2,414,981.40 = 1,449,629.20/x
  3. Step 3: Cross multiply
    1,609,987.60x = 2,414,981.40 × 1,449,629.20
  4. Step 4: Simplify right side
    1,609,987.60x = 3,500,827,554,896.88
  5. Step 5: Solve for x
    x = 3,500,827,554,896.88/1,609,987.60
  6. Step 6: Final answer
    x = 2,174,443.80

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Why These Related Problems?

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