Home / 2,275,808.22-3,415,392.24-1,077,728.61

Finding the Fourth Proportional to 2,275,808.22, 3,415,392.24 and 1,077,728.61

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Solution

The fourth proportional to 2,275,808.22, 3,415,392.24 and 1,077,728.61 is: 1,617,388.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,275,808.22 : 3,415,392.24 = 1,077,728.61 : x
  2. Step 2: Convert to fraction form
    2,275,808.22/3,415,392.24 = 1,077,728.61/x
  3. Step 3: Cross multiply
    2,275,808.22x = 3,415,392.24 × 1,077,728.61
  4. Step 4: Simplify right side
    2,275,808.22x = 3,680,865,931,419.99
  5. Step 5: Solve for x
    x = 3,680,865,931,419.99/2,275,808.22
  6. Step 6: Final answer
    x = 1,617,388.45

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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.