Home / 1,481,921.56-2,045,061.57-802,858.06

Finding the Fourth Proportional to 1,481,921.56, 2,045,061.57 and 802,858.06

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Solution

The fourth proportional to 1,481,921.56, 2,045,061.57 and 802,858.06 is: 1,107,949.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481,921.56 : 2,045,061.57 = 802,858.06 : x
  2. Step 2: Convert to fraction form
    1,481,921.56/2,045,061.57 = 802,858.06/x
  3. Step 3: Cross multiply
    1,481,921.56x = 2,045,061.57 × 802,858.06
  4. Step 4: Simplify right side
    1,481,921.56x = 1,641,894,164,670.75
  5. Step 5: Solve for x
    x = 1,641,894,164,670.75/1,481,921.56
  6. Step 6: Final answer
    x = 1,107,949.44

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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.