Home / 4,678,627.62-6,456,145.77-2,641,638.18

Finding the Fourth Proportional to 4,678,627.62, 6,456,145.77 and 2,641,638.18

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Solution

The fourth proportional to 4,678,627.62, 6,456,145.77 and 2,641,638.18 is: 3,645,257.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678,627.62 : 6,456,145.77 = 2,641,638.18 : x
  2. Step 2: Convert to fraction form
    4,678,627.62/6,456,145.77 = 2,641,638.18/x
  3. Step 3: Cross multiply
    4,678,627.62x = 6,456,145.77 × 2,641,638.18
  4. Step 4: Simplify right side
    4,678,627.62x = 17,054,801,161,677.50
  5. Step 5: Solve for x
    x = 17,054,801,161,677.50/4,678,627.62
  6. Step 6: Final answer
    x = 3,645,257.23

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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.