Home / 3,464,073.78-4,780,228.59-1,915,245.78

Finding the Fourth Proportional to 3,464,073.78, 4,780,228.59 and 1,915,245.78

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Solution

The fourth proportional to 3,464,073.78, 4,780,228.59 and 1,915,245.78 is: 2,642,932.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,464,073.78 : 4,780,228.59 = 1,915,245.78 : x
  2. Step 2: Convert to fraction form
    3,464,073.78/4,780,228.59 = 1,915,245.78/x
  3. Step 3: Cross multiply
    3,464,073.78x = 4,780,228.59 × 1,915,245.78
  4. Step 4: Simplify right side
    3,464,073.78x = 9,155,312,634,432.85
  5. Step 5: Solve for x
    x = 9,155,312,634,432.85/3,464,073.78
  6. Step 6: Final answer
    x = 2,642,932.34

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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.