Home / 1,435,623.84-1,981,249.38-791,043.93

Finding the Fourth Proportional to 1,435,623.84, 1,981,249.38 and 791,043.93

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Solution

The fourth proportional to 1,435,623.84, 1,981,249.38 and 791,043.93 is: 1,091,689.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,623.84 : 1,981,249.38 = 791,043.93 : x
  2. Step 2: Convert to fraction form
    1,435,623.84/1,981,249.38 = 791,043.93/x
  3. Step 3: Cross multiply
    1,435,623.84x = 1,981,249.38 × 791,043.93
  4. Step 4: Simplify right side
    1,435,623.84x = 1,567,255,295,865.26
  5. Step 5: Solve for x
    x = 1,567,255,295,865.26/1,435,623.84
  6. Step 6: Final answer
    x = 1,091,689.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.