Home / 1,134,977.54-1,566,286.38-618,731.74

Finding the Fourth Proportional to 1,134,977.54, 1,566,286.38 and 618,731.74

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Solution

The fourth proportional to 1,134,977.54, 1,566,286.38 and 618,731.74 is: 853,859.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,977.54 : 1,566,286.38 = 618,731.74 : x
  2. Step 2: Convert to fraction form
    1,134,977.54/1,566,286.38 = 618,731.74/x
  3. Step 3: Cross multiply
    1,134,977.54x = 1,566,286.38 × 618,731.74
  4. Step 4: Simplify right side
    1,134,977.54x = 969,111,097,235.70
  5. Step 5: Solve for x
    x = 969,111,097,235.70/1,134,977.54
  6. Step 6: Final answer
    x = 853,859.27

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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.