Home / 1,013,969.26-1,399,265.58-555,078.34

Finding the Fourth Proportional to 1,013,969.26, 1,399,265.58 and 555,078.34

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Solution

The fourth proportional to 1,013,969.26, 1,399,265.58 and 555,078.34 is: 766,001.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,969.26 : 1,399,265.58 = 555,078.34 : x
  2. Step 2: Convert to fraction form
    1,013,969.26/1,399,265.58 = 555,078.34/x
  3. Step 3: Cross multiply
    1,013,969.26x = 1,399,265.58 × 555,078.34
  4. Step 4: Simplify right side
    1,013,969.26x = 776,702,015,365.54
  5. Step 5: Solve for x
    x = 776,702,015,365.54/1,013,969.26
  6. Step 6: Final answer
    x = 766,001.54

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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.