Home / 1,106,029.45-1,525,505.72-834,108.81

Finding the Fourth Proportional to 1,106,029.45, 1,525,505.72 and 834,108.81

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Solution

The fourth proportional to 1,106,029.45, 1,525,505.72 and 834,108.81 is: 1,150,455.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,029.45 : 1,525,505.72 = 834,108.81 : x
  2. Step 2: Convert to fraction form
    1,106,029.45/1,525,505.72 = 834,108.81/x
  3. Step 3: Cross multiply
    1,106,029.45x = 1,525,505.72 × 834,108.81
  4. Step 4: Simplify right side
    1,106,029.45x = 1,272,437,760,757.39
  5. Step 5: Solve for x
    x = 1,272,437,760,757.39/1,106,029.45
  6. Step 6: Final answer
    x = 1,150,455.59

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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.