Home / 3,121,198.31-4,681,797.47-877,336.31

Finding the Fourth Proportional to 3,121,198.31, 4,681,797.47 and 877,336.31

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Solution

The fourth proportional to 3,121,198.31, 4,681,797.47 and 877,336.31 is: 1,316,004.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,121,198.31 : 4,681,797.47 = 877,336.31 : x
  2. Step 2: Convert to fraction form
    3,121,198.31/4,681,797.47 = 877,336.31/x
  3. Step 3: Cross multiply
    3,121,198.31x = 4,681,797.47 × 877,336.31
  4. Step 4: Simplify right side
    3,121,198.31x = 4,107,510,927,104.96
  5. Step 5: Solve for x
    x = 4,107,510,927,104.96/3,121,198.31
  6. Step 6: Final answer
    x = 1,316,004.47

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Similar ratio
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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.