Home / 1,342,615.80-1,852,843.50-730,801.56

Finding the Fourth Proportional to 1,342,615.80, 1,852,843.50 and 730,801.56

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Solution

The fourth proportional to 1,342,615.80, 1,852,843.50 and 730,801.56 is: 1,008,524.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,615.80 : 1,852,843.50 = 730,801.56 : x
  2. Step 2: Convert to fraction form
    1,342,615.80/1,852,843.50 = 730,801.56/x
  3. Step 3: Cross multiply
    1,342,615.80x = 1,852,843.50 × 730,801.56
  4. Step 4: Simplify right side
    1,342,615.80x = 1,354,060,920,235.86
  5. Step 5: Solve for x
    x = 1,354,060,920,235.86/1,342,615.80
  6. Step 6: Final answer
    x = 1,008,524.49

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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.