Home / 3,681,852.78-5,518,989.75-1,633,478

Finding the Fourth Proportional to 3,681,852.78, 5,518,989.75 and 1,633,478

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Solution

The fourth proportional to 3,681,852.78, 5,518,989.75 and 1,633,478 is: 2,448,535.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,681,852.78 : 5,518,989.75 = 1,633,478 : x
  2. Step 2: Convert to fraction form
    3,681,852.78/5,518,989.75 = 1,633,478/x
  3. Step 3: Cross multiply
    3,681,852.78x = 5,518,989.75 × 1,633,478
  4. Step 4: Simplify right side
    3,681,852.78x = 9,015,148,338,850.50
  5. Step 5: Solve for x
    x = 9,015,148,338,850.50/3,681,852.78
  6. Step 6: Final answer
    x = 2,448,535.80

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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.