Home / 981,771.84-1,354,968.52-552,048.89

Finding the Fourth Proportional to 981,771.84, 1,354,968.52 and 552,048.89

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Solution

The fourth proportional to 981,771.84, 1,354,968.52 and 552,048.89 is: 761,896.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,771.84 : 1,354,968.52 = 552,048.89 : x
  2. Step 2: Convert to fraction form
    981,771.84/1,354,968.52 = 552,048.89/x
  3. Step 3: Cross multiply
    981,771.84x = 1,354,968.52 × 552,048.89
  4. Step 4: Simplify right side
    981,771.84x = 748,008,859,295.98
  5. Step 5: Solve for x
    x = 748,008,859,295.98/981,771.84
  6. Step 6: Final answer
    x = 761,896.84

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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.