Home / 1,804,819.11-2,490,650.78-1,079,697.03

Finding the Fourth Proportional to 1,804,819.11, 2,490,650.78 and 1,079,697.03

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Solution

The fourth proportional to 1,804,819.11, 2,490,650.78 and 1,079,697.03 is: 1,489,982.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804,819.11 : 2,490,650.78 = 1,079,697.03 : x
  2. Step 2: Convert to fraction form
    1,804,819.11/2,490,650.78 = 1,079,697.03/x
  3. Step 3: Cross multiply
    1,804,819.11x = 2,490,650.78 × 1,079,697.03
  4. Step 4: Simplify right side
    1,804,819.11x = 2,689,148,249,933.18
  5. Step 5: Solve for x
    x = 2,689,148,249,933.18/1,804,819.11
  6. Step 6: Final answer
    x = 1,489,982.15

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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.