Home / 1,072,787.09-1,481,757.50-802,058.36

Finding the Fourth Proportional to 1,072,787.09, 1,481,757.50 and 802,058.36

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Solution

The fourth proportional to 1,072,787.09, 1,481,757.50 and 802,058.36 is: 1,107,820.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,787.09 : 1,481,757.50 = 802,058.36 : x
  2. Step 2: Convert to fraction form
    1,072,787.09/1,481,757.50 = 802,058.36/x
  3. Step 3: Cross multiply
    1,072,787.09x = 1,481,757.50 × 802,058.36
  4. Step 4: Simplify right side
    1,072,787.09x = 1,188,455,984,964.06
  5. Step 5: Solve for x
    x = 1,188,455,984,964.06/1,072,787.09
  6. Step 6: Final answer
    x = 1,107,820.93

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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.