Home / 1,117,858.24-1,544,212.56-996,960.64

Finding the Fourth Proportional to 1,117,858.24, 1,544,212.56 and 996,960.64

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Solution

The fourth proportional to 1,117,858.24, 1,544,212.56 and 996,960.64 is: 1,377,204.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,858.24 : 1,544,212.56 = 996,960.64 : x
  2. Step 2: Convert to fraction form
    1,117,858.24/1,544,212.56 = 996,960.64/x
  3. Step 3: Cross multiply
    1,117,858.24x = 1,544,212.56 × 996,960.64
  4. Step 4: Simplify right side
    1,117,858.24x = 1,539,519,142,113.64
  5. Step 5: Solve for x
    x = 1,539,519,142,113.64/1,117,858.24
  6. Step 6: Final answer
    x = 1,377,204.27

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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.