Home / 3,464,040.31-4,780,182.80-1,915,212.44

Finding the Fourth Proportional to 3,464,040.31, 4,780,182.80 and 1,915,212.44

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Solution

The fourth proportional to 3,464,040.31, 4,780,182.80 and 1,915,212.44 is: 2,642,886.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,464,040.31 : 4,780,182.80 = 1,915,212.44 : x
  2. Step 2: Convert to fraction form
    3,464,040.31/4,780,182.80 = 1,915,212.44/x
  3. Step 3: Cross multiply
    3,464,040.31x = 4,780,182.80 × 1,915,212.44
  4. Step 4: Simplify right side
    3,464,040.31x = 9,155,065,554,457.97
  5. Step 5: Solve for x
    x = 9,155,065,554,457.97/3,464,040.31
  6. Step 6: Final answer
    x = 2,642,886.56

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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.