Home / 1,101,937.04-1,520,556.26-618,555.36

Finding the Fourth Proportional to 1,101,937.04, 1,520,556.26 and 618,555.36

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Solution

The fourth proportional to 1,101,937.04, 1,520,556.26 and 618,555.36 is: 853,540.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,937.04 : 1,520,556.26 = 618,555.36 : x
  2. Step 2: Convert to fraction form
    1,101,937.04/1,520,556.26 = 618,555.36/x
  3. Step 3: Cross multiply
    1,101,937.04x = 1,520,556.26 × 618,555.36
  4. Step 4: Simplify right side
    1,101,937.04x = 940,548,224,804.55
  5. Step 5: Solve for x
    x = 940,548,224,804.55/1,101,937.04
  6. Step 6: Final answer
    x = 853,540.80

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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.