Home / 1,134,918.45-1,566,157.95-618,682.59

Finding the Fourth Proportional to 1,134,918.45, 1,566,157.95 and 618,682.59

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Solution

The fourth proportional to 1,134,918.45, 1,566,157.95 and 618,682.59 is: 853,765.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,918.45 : 1,566,157.95 = 618,682.59 : x
  2. Step 2: Convert to fraction form
    1,134,918.45/1,566,157.95 = 618,682.59/x
  3. Step 3: Cross multiply
    1,134,918.45x = 1,566,157.95 × 618,682.59
  4. Step 4: Simplify right side
    1,134,918.45x = 968,954,656,855.09
  5. Step 5: Solve for x
    x = 968,954,656,855.09/1,134,918.45
  6. Step 6: Final answer
    x = 853,765.89

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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.