Home / 2,776,415.40-3,831,648.30-1,552,834.80

Finding the Fourth Proportional to 2,776,415.40, 3,831,648.30 and 1,552,834.80

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Solution

The fourth proportional to 2,776,415.40, 3,831,648.30 and 1,552,834.80 is: 2,143,021.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,776,415.40 : 3,831,648.30 = 1,552,834.80 : x
  2. Step 2: Convert to fraction form
    2,776,415.40/3,831,648.30 = 1,552,834.80/x
  3. Step 3: Cross multiply
    2,776,415.40x = 3,831,648.30 × 1,552,834.80
  4. Step 4: Simplify right side
    2,776,415.40x = 5,949,916,821,600.84
  5. Step 5: Solve for x
    x = 5,949,916,821,600.84/2,776,415.40
  6. Step 6: Final answer
    x = 2,143,021.11

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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.