Home / 1,481,897.78-2,045,021.02-802,834.28

Finding the Fourth Proportional to 1,481,897.78, 2,045,021.02 and 802,834.28

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Solution

The fourth proportional to 1,481,897.78, 2,045,021.02 and 802,834.28 is: 1,107,912.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481,897.78 : 2,045,021.02 = 802,834.28 : x
  2. Step 2: Convert to fraction form
    1,481,897.78/2,045,021.02 = 802,834.28/x
  3. Step 3: Cross multiply
    1,481,897.78x = 2,045,021.02 × 802,834.28
  4. Step 4: Simplify right side
    1,481,897.78x = 1,641,812,978,176.57
  5. Step 5: Solve for x
    x = 1,641,812,978,176.57/1,481,897.78
  6. Step 6: Final answer
    x = 1,107,912.44

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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.