Home / 1,644,111.10-2,466,166.65-1,518,139.90

Finding the Fourth Proportional to 1,644,111.10, 2,466,166.65 and 1,518,139.90

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Solution

The fourth proportional to 1,644,111.10, 2,466,166.65 and 1,518,139.90 is: 2,277,209.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,111.10 : 2,466,166.65 = 1,518,139.90 : x
  2. Step 2: Convert to fraction form
    1,644,111.10/2,466,166.65 = 1,518,139.90/x
  3. Step 3: Cross multiply
    1,644,111.10x = 2,466,166.65 × 1,518,139.90
  4. Step 4: Simplify right side
    1,644,111.10x = 3,743,985,991,414.33
  5. Step 5: Solve for x
    x = 3,743,985,991,414.33/1,644,111.10
  6. Step 6: Final answer
    x = 2,277,209.85

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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.