Home / 1,821,907.68-2,730,687.27-847,961.38

Finding the Fourth Proportional to 1,821,907.68, 2,730,687.27 and 847,961.38

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Solution

The fourth proportional to 1,821,907.68, 2,730,687.27 and 847,961.38 is: 1,270,930.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,907.68 : 2,730,687.27 = 847,961.38 : x
  2. Step 2: Convert to fraction form
    1,821,907.68/2,730,687.27 = 847,961.38/x
  3. Step 3: Cross multiply
    1,821,907.68x = 2,730,687.27 × 847,961.38
  4. Step 4: Simplify right side
    1,821,907.68x = 2,315,517,345,817.63
  5. Step 5: Solve for x
    x = 2,315,517,345,817.63/1,821,907.68
  6. Step 6: Final answer
    x = 1,270,930.12

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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.