Home / 1,481,893.79-2,045,015.51-802,830.29

Finding the Fourth Proportional to 1,481,893.79, 2,045,015.51 and 802,830.29

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Solution

The fourth proportional to 1,481,893.79, 2,045,015.51 and 802,830.29 is: 1,107,906.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481,893.79 : 2,045,015.51 = 802,830.29 : x
  2. Step 2: Convert to fraction form
    1,481,893.79/2,045,015.51 = 802,830.29/x
  3. Step 3: Cross multiply
    1,481,893.79x = 2,045,015.51 × 802,830.29
  4. Step 4: Simplify right side
    1,481,893.79x = 1,641,800,380,708.57
  5. Step 5: Solve for x
    x = 1,641,800,380,708.57/1,481,893.79
  6. Step 6: Final answer
    x = 1,107,906.92

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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.