Home / 1,301,099.83-1,796,620.01-817,820.66

Finding the Fourth Proportional to 1,301,099.83, 1,796,620.01 and 817,820.66

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Solution

The fourth proportional to 1,301,099.83, 1,796,620.01 and 817,820.66 is: 1,129,285.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,099.83 : 1,796,620.01 = 817,820.66 : x
  2. Step 2: Convert to fraction form
    1,301,099.83/1,796,620.01 = 817,820.66/x
  3. Step 3: Cross multiply
    1,301,099.83x = 1,796,620.01 × 817,820.66
  4. Step 4: Simplify right side
    1,301,099.83x = 1,469,312,962,749.85
  5. Step 5: Solve for x
    x = 1,469,312,962,749.85/1,301,099.83
  6. Step 6: Final answer
    x = 1,129,285.34

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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.