Home / 2,852,103.72-4,278,165.35-722,186.85

Finding the Fourth Proportional to 2,852,103.72, 4,278,165.35 and 722,186.85

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Solution

The fourth proportional to 2,852,103.72, 4,278,165.35 and 722,186.85 is: 1,083,282.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,852,103.72 : 4,278,165.35 = 722,186.85 : x
  2. Step 2: Convert to fraction form
    2,852,103.72/4,278,165.35 = 722,186.85/x
  3. Step 3: Cross multiply
    2,852,103.72x = 4,278,165.35 × 722,186.85
  4. Step 4: Simplify right side
    2,852,103.72x = 3,089,634,754,284.71
  5. Step 5: Solve for x
    x = 3,089,634,754,284.71/2,852,103.72
  6. Step 6: Final answer
    x = 1,083,282.75

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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.