Home / 1,725,884.82-2,381,732.10-961,986.78

Finding the Fourth Proportional to 1,725,884.82, 2,381,732.10 and 961,986.78

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Solution

The fourth proportional to 1,725,884.82, 2,381,732.10 and 961,986.78 is: 1,327,547.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,725,884.82 : 2,381,732.10 = 961,986.78 : x
  2. Step 2: Convert to fraction form
    1,725,884.82/2,381,732.10 = 961,986.78/x
  3. Step 3: Cross multiply
    1,725,884.82x = 2,381,732.10 × 961,986.78
  4. Step 4: Simplify right side
    1,725,884.82x = 2,291,194,793,701.64
  5. Step 5: Solve for x
    x = 2,291,194,793,701.64/1,725,884.82
  6. Step 6: Final answer
    x = 1,327,547.91

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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.