Home / 1,283,919.49-1,771,787.10-710,947.36

Finding the Fourth Proportional to 1,283,919.49, 1,771,787.10 and 710,947.36

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Solution

The fourth proportional to 1,283,919.49, 1,771,787.10 and 710,947.36 is: 981,095.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,919.49 : 1,771,787.10 = 710,947.36 : x
  2. Step 2: Convert to fraction form
    1,283,919.49/1,771,787.10 = 710,947.36/x
  3. Step 3: Cross multiply
    1,283,919.49x = 1,771,787.10 × 710,947.36
  4. Step 4: Simplify right side
    1,283,919.49x = 1,259,647,361,227.06
  5. Step 5: Solve for x
    x = 1,259,647,361,227.06/1,283,919.49
  6. Step 6: Final answer
    x = 981,095.29

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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.