Home / 1,349,105.64-1,861,167.78-804,925.04

Finding the Fourth Proportional to 1,349,105.64, 1,861,167.78 and 804,925.04

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Solution

The fourth proportional to 1,349,105.64, 1,861,167.78 and 804,925.04 is: 1,110,439.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,105.64 : 1,861,167.78 = 804,925.04 : x
  2. Step 2: Convert to fraction form
    1,349,105.64/1,861,167.78 = 804,925.04/x
  3. Step 3: Cross multiply
    1,349,105.64x = 1,861,167.78 × 804,925.04
  4. Step 4: Simplify right side
    1,349,105.64x = 1,498,100,540,457.37
  5. Step 5: Solve for x
    x = 1,498,100,540,457.37/1,349,105.64
  6. Step 6: Final answer
    x = 1,110,439.76

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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.