Home / 2,912,914.54-4,368,427.17-1,115,702.38

Finding the Fourth Proportional to 2,912,914.54, 4,368,427.17 and 1,115,702.38

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Solution

The fourth proportional to 2,912,914.54, 4,368,427.17 and 1,115,702.38 is: 1,673,191.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,914.54 : 4,368,427.17 = 1,115,702.38 : x
  2. Step 2: Convert to fraction form
    2,912,914.54/4,368,427.17 = 1,115,702.38/x
  3. Step 3: Cross multiply
    2,912,914.54x = 4,368,427.17 × 1,115,702.38
  4. Step 4: Simplify right side
    2,912,914.54x = 4,873,864,590,425.66
  5. Step 5: Solve for x
    x = 4,873,864,590,425.66/2,912,914.54
  6. Step 6: Final answer
    x = 1,673,191.75

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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.