Home / 2,521,212.75-3,781,852.03-838,316.25

Finding the Fourth Proportional to 2,521,212.75, 3,781,852.03 and 838,316.25

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Solution

The fourth proportional to 2,521,212.75, 3,781,852.03 and 838,316.25 is: 1,257,485.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,521,212.75 : 3,781,852.03 = 838,316.25 : x
  2. Step 2: Convert to fraction form
    2,521,212.75/3,781,852.03 = 838,316.25/x
  3. Step 3: Cross multiply
    2,521,212.75x = 3,781,852.03 × 838,316.25
  4. Step 4: Simplify right side
    2,521,212.75x = 3,170,388,012,892.38
  5. Step 5: Solve for x
    x = 3,170,388,012,892.38/2,521,212.75
  6. Step 6: Final answer
    x = 1,257,485.32

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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.