Home / 1,090,557.87-1,503,990.06-682,696.85

Finding the Fourth Proportional to 1,090,557.87, 1,503,990.06 and 682,696.85

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Solution

The fourth proportional to 1,090,557.87, 1,503,990.06 and 682,696.85 is: 941,508.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,557.87 : 1,503,990.06 = 682,696.85 : x
  2. Step 2: Convert to fraction form
    1,090,557.87/1,503,990.06 = 682,696.85/x
  3. Step 3: Cross multiply
    1,090,557.87x = 1,503,990.06 × 682,696.85
  4. Step 4: Simplify right side
    1,090,557.87x = 1,026,769,276,393.31
  5. Step 5: Solve for x
    x = 1,026,769,276,393.31/1,090,557.87
  6. Step 6: Final answer
    x = 941,508.29

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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.