Home / 3,951,972-5,453,726.40-2,141,136

Finding the Fourth Proportional to 3,951,972, 5,453,726.40 and 2,141,136

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Solution

The fourth proportional to 3,951,972, 5,453,726.40 and 2,141,136 is: 2,954,770.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,951,972 : 5,453,726.40 = 2,141,136 : x
  2. Step 2: Convert to fraction form
    3,951,972/5,453,726.40 = 2,141,136/x
  3. Step 3: Cross multiply
    3,951,972x = 5,453,726.40 × 2,141,136
  4. Step 4: Simplify right side
    3,951,972x = 11,677,169,929,190.40
  5. Step 5: Solve for x
    x = 11,677,169,929,190.40/3,951,972
  6. Step 6: Final answer
    x = 2,954,770.41

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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.