Home / 2,238,642.45-3,357,950.01-641,208.44

Finding the Fourth Proportional to 2,238,642.45, 3,357,950.01 and 641,208.44

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Solution

The fourth proportional to 2,238,642.45, 3,357,950.01 and 641,208.44 is: 961,808.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238,642.45 : 3,357,950.01 = 641,208.44 : x
  2. Step 2: Convert to fraction form
    2,238,642.45/3,357,950.01 = 641,208.44/x
  3. Step 3: Cross multiply
    2,238,642.45x = 3,357,950.01 × 641,208.44
  4. Step 4: Simplify right side
    2,238,642.45x = 2,153,145,893,500.43
  5. Step 5: Solve for x
    x = 2,153,145,893,500.43/2,238,642.45
  6. Step 6: Final answer
    x = 961,808.75

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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.