Home / 3,071,507.31-4,605,292.62-1,275,630.39

Finding the Fourth Proportional to 3,071,507.31, 4,605,292.62 and 1,275,630.39

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Solution

The fourth proportional to 3,071,507.31, 4,605,292.62 and 1,275,630.39 is: 1,912,628.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,071,507.31 : 4,605,292.62 = 1,275,630.39 : x
  2. Step 2: Convert to fraction form
    3,071,507.31/4,605,292.62 = 1,275,630.39/x
  3. Step 3: Cross multiply
    3,071,507.31x = 4,605,292.62 × 1,275,630.39
  4. Step 4: Simplify right side
    3,071,507.31x = 5,874,651,220,914.72
  5. Step 5: Solve for x
    x = 5,874,651,220,914.72/3,071,507.31
  6. Step 6: Final answer
    x = 1,912,628.11

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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.