Home / 1,301,114.15-1,796,639.72-817,834.94

Finding the Fourth Proportional to 1,301,114.15, 1,796,639.72 and 817,834.94

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Solution

The fourth proportional to 1,301,114.15, 1,796,639.72 and 817,834.94 is: 1,129,305.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,114.15 : 1,796,639.72 = 817,834.94 : x
  2. Step 2: Convert to fraction form
    1,301,114.15/1,796,639.72 = 817,834.94/x
  3. Step 3: Cross multiply
    1,301,114.15x = 1,796,639.72 × 817,834.94
  4. Step 4: Simplify right side
    1,301,114.15x = 1,469,354,724,535.44
  5. Step 5: Solve for x
    x = 1,469,354,724,535.44/1,301,114.15
  6. Step 6: Final answer
    x = 1,129,305.01

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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.