Home / 1,091,550.32-1,637,641.41-451,735.95

Finding the Fourth Proportional to 1,091,550.32, 1,637,641.41 and 451,735.95

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Solution

The fourth proportional to 1,091,550.32, 1,637,641.41 and 451,735.95 is: 677,734.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,550.32 : 1,637,641.41 = 451,735.95 : x
  2. Step 2: Convert to fraction form
    1,091,550.32/1,637,641.41 = 451,735.95/x
  3. Step 3: Cross multiply
    1,091,550.32x = 1,637,641.41 × 451,735.95
  4. Step 4: Simplify right side
    1,091,550.32x = 739,781,498,105.69
  5. Step 5: Solve for x
    x = 739,781,498,105.69/1,091,550.32
  6. Step 6: Final answer
    x = 677,734.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.