Home / 1,067,384.67-1,601,067.69-435,855.21

Finding the Fourth Proportional to 1,067,384.67, 1,601,067.69 and 435,855.21

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Solution

The fourth proportional to 1,067,384.67, 1,601,067.69 and 435,855.21 is: 653,779.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,384.67 : 1,601,067.69 = 435,855.21 : x
  2. Step 2: Convert to fraction form
    1,067,384.67/1,601,067.69 = 435,855.21/x
  3. Step 3: Cross multiply
    1,067,384.67x = 1,601,067.69 × 435,855.21
  4. Step 4: Simplify right side
    1,067,384.67x = 697,833,694,249.17
  5. Step 5: Solve for x
    x = 697,833,694,249.17/1,067,384.67
  6. Step 6: Final answer
    x = 653,779.01

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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.