Home / 1,368,004.92-1,887,586.88-858,477.64

Finding the Fourth Proportional to 1,368,004.92, 1,887,586.88 and 858,477.64

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Solution

The fourth proportional to 1,368,004.92, 1,887,586.88 and 858,477.64 is: 1,184,536.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,004.92 : 1,887,586.88 = 858,477.64 : x
  2. Step 2: Convert to fraction form
    1,368,004.92/1,887,586.88 = 858,477.64/x
  3. Step 3: Cross multiply
    1,368,004.92x = 1,887,586.88 × 858,477.64
  4. Step 4: Simplify right side
    1,368,004.92x = 1,620,451,130,037.36
  5. Step 5: Solve for x
    x = 1,620,451,130,037.36/1,368,004.92
  6. Step 6: Final answer
    x = 1,184,536.04

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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.