Home / 5,172,370.20-7,759,199.43-1,760,394.60

Finding the Fourth Proportional to 5,172,370.20, 7,759,199.43 and 1,760,394.60

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Solution

The fourth proportional to 5,172,370.20, 7,759,199.43 and 1,760,394.60 is: 2,640,811.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,172,370.20 : 7,759,199.43 = 1,760,394.60 : x
  2. Step 2: Convert to fraction form
    5,172,370.20/7,759,199.43 = 1,760,394.60/x
  3. Step 3: Cross multiply
    5,172,370.20x = 7,759,199.43 × 1,760,394.60
  4. Step 4: Simplify right side
    5,172,370.20x = 13,659,252,776,895.08
  5. Step 5: Solve for x
    x = 13,659,252,776,895.08/5,172,370.20
  6. Step 6: Final answer
    x = 2,640,811.13

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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.