Home / 1,134,974.03-1,566,281.54-618,728.23

Finding the Fourth Proportional to 1,134,974.03, 1,566,281.54 and 618,728.23

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Solution

The fourth proportional to 1,134,974.03, 1,566,281.54 and 618,728.23 is: 853,854.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,974.03 : 1,566,281.54 = 618,728.23 : x
  2. Step 2: Convert to fraction form
    1,134,974.03/1,566,281.54 = 618,728.23/x
  3. Step 3: Cross multiply
    1,134,974.03x = 1,566,281.54 × 618,728.23
  4. Step 4: Simplify right side
    1,134,974.03x = 969,102,602,556.99
  5. Step 5: Solve for x
    x = 969,102,602,556.99/1,134,974.03
  6. Step 6: Final answer
    x = 853,854.43

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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.