Home / 1,916,319.75-2,644,680.23-1,100,680.83

Finding the Fourth Proportional to 1,916,319.75, 2,644,680.23 and 1,100,680.83

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Solution

The fourth proportional to 1,916,319.75, 2,644,680.23 and 1,100,680.83 is: 1,519,030.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,319.75 : 2,644,680.23 = 1,100,680.83 : x
  2. Step 2: Convert to fraction form
    1,916,319.75/2,644,680.23 = 1,100,680.83/x
  3. Step 3: Cross multiply
    1,916,319.75x = 2,644,680.23 × 1,100,680.83
  4. Step 4: Simplify right side
    1,916,319.75x = 2,910,948,830,640.99
  5. Step 5: Solve for x
    x = 2,910,948,830,640.99/1,916,319.75
  6. Step 6: Final answer
    x = 1,519,030.86

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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.