Home / 1,330,658.82-1,836,326.70-757,701.27

Finding the Fourth Proportional to 1,330,658.82, 1,836,326.70 and 757,701.27

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Solution

The fourth proportional to 1,330,658.82, 1,836,326.70 and 757,701.27 is: 1,045,637.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,658.82 : 1,836,326.70 = 757,701.27 : x
  2. Step 2: Convert to fraction form
    1,330,658.82/1,836,326.70 = 757,701.27/x
  3. Step 3: Cross multiply
    1,330,658.82x = 1,836,326.70 × 757,701.27
  4. Step 4: Simplify right side
    1,330,658.82x = 1,391,387,072,724.91
  5. Step 5: Solve for x
    x = 1,391,387,072,724.91/1,330,658.82
  6. Step 6: Final answer
    x = 1,045,637.73

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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.