Home / 2,871,503.82-3,962,701.85-1,582,390.34

Finding the Fourth Proportional to 2,871,503.82, 3,962,701.85 and 1,582,390.34

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Solution

The fourth proportional to 2,871,503.82, 3,962,701.85 and 1,582,390.34 is: 2,183,713.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,503.82 : 3,962,701.85 = 1,582,390.34 : x
  2. Step 2: Convert to fraction form
    2,871,503.82/3,962,701.85 = 1,582,390.34/x
  3. Step 3: Cross multiply
    2,871,503.82x = 3,962,701.85 × 1,582,390.34
  4. Step 4: Simplify right side
    2,871,503.82x = 6,270,541,107,926.62
  5. Step 5: Solve for x
    x = 6,270,541,107,926.62/2,871,503.82
  6. Step 6: Final answer
    x = 2,183,713.31

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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.