Home / 1,481,317.20-2,044,207.56-802,238.16

Finding the Fourth Proportional to 1,481,317.20, 2,044,207.56 and 802,238.16

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Solution

The fourth proportional to 1,481,317.20, 2,044,207.56 and 802,238.16 is: 1,107,083.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481,317.20 : 2,044,207.56 = 802,238.16 : x
  2. Step 2: Convert to fraction form
    1,481,317.20/2,044,207.56 = 802,238.16/x
  3. Step 3: Cross multiply
    1,481,317.20x = 2,044,207.56 × 802,238.16
  4. Step 4: Simplify right side
    1,481,317.20x = 1,639,941,311,592.49
  5. Step 5: Solve for x
    x = 1,639,941,311,592.49/1,481,317.20
  6. Step 6: Final answer
    x = 1,107,083.15

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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.