Home / 1,772,002.40-2,659,971.90-1,098,843.80

Finding the Fourth Proportional to 1,772,002.40, 2,659,971.90 and 1,098,843.80

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Solution

The fourth proportional to 1,772,002.40, 2,659,971.90 and 1,098,843.80 is: 1,649,486.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,002.40 : 2,659,971.90 = 1,098,843.80 : x
  2. Step 2: Convert to fraction form
    1,772,002.40/2,659,971.90 = 1,098,843.80/x
  3. Step 3: Cross multiply
    1,772,002.40x = 2,659,971.90 × 1,098,843.80
  4. Step 4: Simplify right side
    1,772,002.40x = 2,922,893,630,489.22
  5. Step 5: Solve for x
    x = 2,922,893,630,489.22/1,772,002.40
  6. Step 6: Final answer
    x = 1,649,486.27

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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.