Home / 1,859,398.74-2,790,592.89-961,103.94

Finding the Fourth Proportional to 1,859,398.74, 2,790,592.89 and 961,103.94

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Solution

The fourth proportional to 1,859,398.74, 2,790,592.89 and 961,103.94 is: 1,442,428.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,859,398.74 : 2,790,592.89 = 961,103.94 : x
  2. Step 2: Convert to fraction form
    1,859,398.74/2,790,592.89 = 961,103.94/x
  3. Step 3: Cross multiply
    1,859,398.74x = 2,790,592.89 × 961,103.94
  4. Step 4: Simplify right side
    1,859,398.74x = 2,682,049,821,514.99
  5. Step 5: Solve for x
    x = 2,682,049,821,514.99/1,859,398.74
  6. Step 6: Final answer
    x = 1,442,428.55

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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.