Home / 1,816,916.20-2,731,279.20-1,557,100.60

Finding the Fourth Proportional to 1,816,916.20, 2,731,279.20 and 1,557,100.60

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Solution

The fourth proportional to 1,816,916.20, 2,731,279.20 and 1,557,100.60 is: 2,340,711.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,916.20 : 2,731,279.20 = 1,557,100.60 : x
  2. Step 2: Convert to fraction form
    1,816,916.20/2,731,279.20 = 1,557,100.60/x
  3. Step 3: Cross multiply
    1,816,916.20x = 2,731,279.20 × 1,557,100.60
  4. Step 4: Simplify right side
    1,816,916.20x = 4,252,876,481,087.52
  5. Step 5: Solve for x
    x = 4,252,876,481,087.52/1,816,916.20
  6. Step 6: Final answer
    x = 2,340,711.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.