Home / 2,238,836.16-3,089,594.88-1,271,968.02

Finding the Fourth Proportional to 2,238,836.16, 3,089,594.88 and 1,271,968.02

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Solution

The fourth proportional to 2,238,836.16, 3,089,594.88 and 1,271,968.02 is: 1,755,316.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238,836.16 : 3,089,594.88 = 1,271,968.02 : x
  2. Step 2: Convert to fraction form
    2,238,836.16/3,089,594.88 = 1,271,968.02/x
  3. Step 3: Cross multiply
    2,238,836.16x = 3,089,594.88 × 1,271,968.02
  4. Step 4: Simplify right side
    2,238,836.16x = 3,929,865,882,115.74
  5. Step 5: Solve for x
    x = 3,929,865,882,115.74/2,238,836.16
  6. Step 6: Final answer
    x = 1,755,316.42

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Why These Related Problems?

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