Home / 1,039,308.72-1,434,218.22-580,410.60

Finding the Fourth Proportional to 1,039,308.72, 1,434,218.22 and 580,410.60

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Solution

The fourth proportional to 1,039,308.72, 1,434,218.22 and 580,410.60 is: 800,951.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,308.72 : 1,434,218.22 = 580,410.60 : x
  2. Step 2: Convert to fraction form
    1,039,308.72/1,434,218.22 = 580,410.60/x
  3. Step 3: Cross multiply
    1,039,308.72x = 1,434,218.22 × 580,410.60
  4. Step 4: Simplify right side
    1,039,308.72x = 832,435,457,601.13
  5. Step 5: Solve for x
    x = 832,435,457,601.13/1,039,308.72
  6. Step 6: Final answer
    x = 800,951.10

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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.