Home / 1,040,111.20-1,560,051.60-292,232.80

Finding the Fourth Proportional to 1,040,111.20, 1,560,051.60 and 292,232.80

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Solution

The fourth proportional to 1,040,111.20, 1,560,051.60 and 292,232.80 is: 438,316.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,111.20 : 1,560,051.60 = 292,232.80 : x
  2. Step 2: Convert to fraction form
    1,040,111.20/1,560,051.60 = 292,232.80/x
  3. Step 3: Cross multiply
    1,040,111.20x = 1,560,051.60 × 292,232.80
  4. Step 4: Simplify right side
    1,040,111.20x = 455,898,247,212.48
  5. Step 5: Solve for x
    x = 455,898,247,212.48/1,040,111.20
  6. Step 6: Final answer
    x = 438,316.83

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Double scale
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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.