Home / 1,170,067.30-1,755,100.95-540,211.30

Finding the Fourth Proportional to 1,170,067.30, 1,755,100.95 and 540,211.30

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Solution

The fourth proportional to 1,170,067.30, 1,755,100.95 and 540,211.30 is: 810,316.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,067.30 : 1,755,100.95 = 540,211.30 : x
  2. Step 2: Convert to fraction form
    1,170,067.30/1,755,100.95 = 540,211.30/x
  3. Step 3: Cross multiply
    1,170,067.30x = 1,755,100.95 × 540,211.30
  4. Step 4: Simplify right side
    1,170,067.30x = 948,125,365,830.74
  5. Step 5: Solve for x
    x = 948,125,365,830.74/1,170,067.30
  6. Step 6: Final answer
    x = 810,316.95

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.