Home / 2,212,465.31-3,319,047.89-792,489.95

Finding the Fourth Proportional to 2,212,465.31, 3,319,047.89 and 792,489.95

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Solution

The fourth proportional to 2,212,465.31, 3,319,047.89 and 792,489.95 is: 1,188,860.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,212,465.31 : 3,319,047.89 = 792,489.95 : x
  2. Step 2: Convert to fraction form
    2,212,465.31/3,319,047.89 = 792,489.95/x
  3. Step 3: Cross multiply
    2,212,465.31x = 3,319,047.89 × 792,489.95
  4. Step 4: Simplify right side
    2,212,465.31x = 2,630,312,092,431.26
  5. Step 5: Solve for x
    x = 2,630,312,092,431.26/2,212,465.31
  6. Step 6: Final answer
    x = 1,188,860.26

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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.