Home / 1,859,448.76-2,790,667.59-961,153.63

Finding the Fourth Proportional to 1,859,448.76, 2,790,667.59 and 961,153.63

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Solution

The fourth proportional to 1,859,448.76, 2,790,667.59 and 961,153.63 is: 1,442,502.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,859,448.76 : 2,790,667.59 = 961,153.63 : x
  2. Step 2: Convert to fraction form
    1,859,448.76/2,790,667.59 = 961,153.63/x
  3. Step 3: Cross multiply
    1,859,448.76x = 2,790,667.59 × 961,153.63
  4. Step 4: Simplify right side
    1,859,448.76x = 2,682,260,284,251.85
  5. Step 5: Solve for x
    x = 2,682,260,284,251.85/1,859,448.76
  6. Step 6: Final answer
    x = 1,442,502.93

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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.