Home / 2,238,841.67-3,089,602.65-1,271,973.65

Finding the Fourth Proportional to 2,238,841.67, 3,089,602.65 and 1,271,973.65

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Solution

The fourth proportional to 2,238,841.67, 3,089,602.65 and 1,271,973.65 is: 1,755,324.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238,841.67 : 3,089,602.65 = 1,271,973.65 : x
  2. Step 2: Convert to fraction form
    2,238,841.67/3,089,602.65 = 1,271,973.65/x
  3. Step 3: Cross multiply
    2,238,841.67x = 3,089,602.65 × 1,271,973.65
  4. Step 4: Simplify right side
    2,238,841.67x = 3,929,893,144,322.16
  5. Step 5: Solve for x
    x = 3,929,893,144,322.16/2,238,841.67
  6. Step 6: Final answer
    x = 1,755,324.28

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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.