Home / 1,808,650.70-2,495,873.39-1,023,699.78

Finding the Fourth Proportional to 1,808,650.70, 2,495,873.39 and 1,023,699.78

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Solution

The fourth proportional to 1,808,650.70, 2,495,873.39 and 1,023,699.78 is: 1,412,669.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,808,650.70 : 2,495,873.39 = 1,023,699.78 : x
  2. Step 2: Convert to fraction form
    1,808,650.70/2,495,873.39 = 1,023,699.78/x
  3. Step 3: Cross multiply
    1,808,650.70x = 2,495,873.39 × 1,023,699.78
  4. Step 4: Simplify right side
    1,808,650.70x = 2,555,025,040,250.85
  5. Step 5: Solve for x
    x = 2,555,025,040,250.85/1,808,650.70
  6. Step 6: Final answer
    x = 1,412,669.15

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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.