Home / 1,341,872.83-1,851,742.32-730,009.97

Finding the Fourth Proportional to 1,341,872.83, 1,851,742.32 and 730,009.97

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Solution

The fourth proportional to 1,341,872.83, 1,851,742.32 and 730,009.97 is: 1,007,390.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,872.83 : 1,851,742.32 = 730,009.97 : x
  2. Step 2: Convert to fraction form
    1,341,872.83/1,851,742.32 = 730,009.97/x
  3. Step 3: Cross multiply
    1,341,872.83x = 1,851,742.32 × 730,009.97
  4. Step 4: Simplify right side
    1,341,872.83x = 1,351,790,350,418.72
  5. Step 5: Solve for x
    x = 1,351,790,350,418.72/1,341,872.83
  6. Step 6: Final answer
    x = 1,007,390.80

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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.