Home / 1,238,071.44-1,857,632.04-676,449.84

Finding the Fourth Proportional to 1,238,071.44, 1,857,632.04 and 676,449.84

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Solution

The fourth proportional to 1,238,071.44, 1,857,632.04 and 676,449.84 is: 1,014,961.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,238,071.44 : 1,857,632.04 = 676,449.84 : x
  2. Step 2: Convert to fraction form
    1,238,071.44/1,857,632.04 = 676,449.84/x
  3. Step 3: Cross multiply
    1,238,071.44x = 1,857,632.04 × 676,449.84
  4. Step 4: Simplify right side
    1,238,071.44x = 1,256,594,896,236.87
  5. Step 5: Solve for x
    x = 1,256,594,896,236.87/1,238,071.44
  6. Step 6: Final answer
    x = 1,014,961.54

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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.