Home / 1,365,696.78-1,884,661.27-753,849.39

Finding the Fourth Proportional to 1,365,696.78, 1,884,661.27 and 753,849.39

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Solution

The fourth proportional to 1,365,696.78, 1,884,661.27 and 753,849.39 is: 1,040,311.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,696.78 : 1,884,661.27 = 753,849.39 : x
  2. Step 2: Convert to fraction form
    1,365,696.78/1,884,661.27 = 753,849.39/x
  3. Step 3: Cross multiply
    1,365,696.78x = 1,884,661.27 × 753,849.39
  4. Step 4: Simplify right side
    1,365,696.78x = 1,420,750,739,794.02
  5. Step 5: Solve for x
    x = 1,420,750,739,794.02/1,365,696.78
  6. Step 6: Final answer
    x = 1,040,311.99

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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.