Home / 1,205,613.84-1,665,127.92-793,990.66

Finding the Fourth Proportional to 1,205,613.84, 1,665,127.92 and 793,990.66

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Solution

The fourth proportional to 1,205,613.84, 1,665,127.92 and 793,990.66 is: 1,096,616.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,613.84 : 1,665,127.92 = 793,990.66 : x
  2. Step 2: Convert to fraction form
    1,205,613.84/1,665,127.92 = 793,990.66/x
  3. Step 3: Cross multiply
    1,205,613.84x = 1,665,127.92 × 793,990.66
  4. Step 4: Simplify right side
    1,205,613.84x = 1,322,096,019,676.42
  5. Step 5: Solve for x
    x = 1,322,096,019,676.42/1,205,613.84
  6. Step 6: Final answer
    x = 1,096,616.50

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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.