Home / 1,282,881.62-1,770,333.09-709,945.94

Finding the Fourth Proportional to 1,282,881.62, 1,770,333.09 and 709,945.94

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Solution

The fourth proportional to 1,282,881.62, 1,770,333.09 and 709,945.94 is: 979,701.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,881.62 : 1,770,333.09 = 709,945.94 : x
  2. Step 2: Convert to fraction form
    1,282,881.62/1,770,333.09 = 709,945.94/x
  3. Step 3: Cross multiply
    1,282,881.62x = 1,770,333.09 × 709,945.94
  4. Step 4: Simplify right side
    1,282,881.62x = 1,256,840,789,693.15
  5. Step 5: Solve for x
    x = 1,256,840,789,693.15/1,282,881.62
  6. Step 6: Final answer
    x = 979,701.30

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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.