Home / 2,105,233.35-2,905,219.95-1,138,361.33

Finding the Fourth Proportional to 2,105,233.35, 2,905,219.95 and 1,138,361.33

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Solution

The fourth proportional to 2,105,233.35, 2,905,219.95 and 1,138,361.33 is: 1,570,937.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,105,233.35 : 2,905,219.95 = 1,138,361.33 : x
  2. Step 2: Convert to fraction form
    2,105,233.35/2,905,219.95 = 1,138,361.33/x
  3. Step 3: Cross multiply
    2,105,233.35x = 2,905,219.95 × 1,138,361.33
  4. Step 4: Simplify right side
    2,105,233.35x = 3,307,190,031,698.43
  5. Step 5: Solve for x
    x = 3,307,190,031,698.43/2,105,233.35
  6. Step 6: Final answer
    x = 1,570,937.51

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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.