Home / 1,067,240.88-1,600,106.40-534,379.68

Finding the Fourth Proportional to 1,067,240.88, 1,600,106.40 and 534,379.68

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Solution

The fourth proportional to 1,067,240.88, 1,600,106.40 and 534,379.68 is: 801,191.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,240.88 : 1,600,106.40 = 534,379.68 : x
  2. Step 2: Convert to fraction form
    1,067,240.88/1,600,106.40 = 534,379.68/x
  3. Step 3: Cross multiply
    1,067,240.88x = 1,600,106.40 × 534,379.68
  4. Step 4: Simplify right side
    1,067,240.88x = 855,064,345,997.95
  5. Step 5: Solve for x
    x = 855,064,345,997.95/1,067,240.88
  6. Step 6: Final answer
    x = 801,191.52

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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.