Home / 1,134,452.82-1,565,524.62-618,211.20

Finding the Fourth Proportional to 1,134,452.82, 1,565,524.62 and 618,211.20

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Solution

The fourth proportional to 1,134,452.82, 1,565,524.62 and 618,211.20 is: 853,120.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,452.82 : 1,565,524.62 = 618,211.20 : x
  2. Step 2: Convert to fraction form
    1,134,452.82/1,565,524.62 = 618,211.20/x
  3. Step 3: Cross multiply
    1,134,452.82x = 1,565,524.62 × 618,211.20
  4. Step 4: Simplify right side
    1,134,452.82x = 967,824,853,959.74
  5. Step 5: Solve for x
    x = 967,824,853,959.74/1,134,452.82
  6. Step 6: Final answer
    x = 853,120.41

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Double scale
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1.5x scale

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.