Home / 3,362,820.68-4,640,795.10-1,912,725.06

Finding the Fourth Proportional to 3,362,820.68, 4,640,795.10 and 1,912,725.06

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Solution

The fourth proportional to 3,362,820.68, 4,640,795.10 and 1,912,725.06 is: 2,639,618.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,362,820.68 : 4,640,795.10 = 1,912,725.06 : x
  2. Step 2: Convert to fraction form
    3,362,820.68/4,640,795.10 = 1,912,725.06/x
  3. Step 3: Cross multiply
    3,362,820.68x = 4,640,795.10 × 1,912,725.06
  4. Step 4: Simplify right side
    3,362,820.68x = 8,876,565,086,095.21
  5. Step 5: Solve for x
    x = 8,876,565,086,095.21/3,362,820.68
  6. Step 6: Final answer
    x = 2,639,618.92

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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.