Home / 2,215,912.74-3,060,480.47-1,489,498.89

Finding the Fourth Proportional to 2,215,912.74, 3,060,480.47 and 1,489,498.89

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Solution

The fourth proportional to 2,215,912.74, 3,060,480.47 and 1,489,498.89 is: 2,057,202.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,215,912.74 : 3,060,480.47 = 1,489,498.89 : x
  2. Step 2: Convert to fraction form
    2,215,912.74/3,060,480.47 = 1,489,498.89/x
  3. Step 3: Cross multiply
    2,215,912.74x = 3,060,480.47 × 1,489,498.89
  4. Step 4: Simplify right side
    2,215,912.74x = 4,558,582,255,484.18
  5. Step 5: Solve for x
    x = 4,558,582,255,484.18/2,215,912.74
  6. Step 6: Final answer
    x = 2,057,202.96

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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.