Home / 2,776,347.38-3,831,554.76-1,552,766.78

Finding the Fourth Proportional to 2,776,347.38, 3,831,554.76 and 1,552,766.78

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Solution

The fourth proportional to 2,776,347.38, 3,831,554.76 and 1,552,766.78 is: 2,142,927.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,776,347.38 : 3,831,554.76 = 1,552,766.78 : x
  2. Step 2: Convert to fraction form
    2,776,347.38/3,831,554.76 = 1,552,766.78/x
  3. Step 3: Cross multiply
    2,776,347.38x = 3,831,554.76 × 1,552,766.78
  4. Step 4: Simplify right side
    2,776,347.38x = 5,949,510,947,078.87
  5. Step 5: Solve for x
    x = 5,949,510,947,078.87/2,776,347.38
  6. Step 6: Final answer
    x = 2,142,927.43

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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.