Home / 3,530,371.84-4,871,985.08-1,981,745.18

Finding the Fourth Proportional to 3,530,371.84, 4,871,985.08 and 1,981,745.18

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Solution

The fourth proportional to 3,530,371.84, 4,871,985.08 and 1,981,745.18 is: 2,734,848.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530,371.84 : 4,871,985.08 = 1,981,745.18 : x
  2. Step 2: Convert to fraction form
    3,530,371.84/4,871,985.08 = 1,981,745.18/x
  3. Step 3: Cross multiply
    3,530,371.84x = 4,871,985.08 × 1,981,745.18
  4. Step 4: Simplify right side
    3,530,371.84x = 9,655,032,915,053.26
  5. Step 5: Solve for x
    x = 9,655,032,915,053.26/3,530,371.84
  6. Step 6: Final answer
    x = 2,734,848.73

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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.