Home / 1,731,263.74-2,608,712.73-1,422,634.30

Finding the Fourth Proportional to 1,731,263.74, 2,608,712.73 and 1,422,634.30

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Solution

The fourth proportional to 1,731,263.74, 2,608,712.73 and 1,422,634.30 is: 2,143,661.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731,263.74 : 2,608,712.73 = 1,422,634.30 : x
  2. Step 2: Convert to fraction form
    1,731,263.74/2,608,712.73 = 1,422,634.30/x
  3. Step 3: Cross multiply
    1,731,263.74x = 2,608,712.73 × 1,422,634.30
  4. Step 4: Simplify right side
    1,731,263.74x = 3,711,244,208,544.64
  5. Step 5: Solve for x
    x = 3,711,244,208,544.64/1,731,263.74
  6. Step 6: Final answer
    x = 2,143,661.95

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.