Home / 1,284,149.92-1,926,352.32-474,746.44

Finding the Fourth Proportional to 1,284,149.92, 1,926,352.32 and 474,746.44

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Solution

The fourth proportional to 1,284,149.92, 1,926,352.32 and 474,746.44 is: 712,166.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,284,149.92 : 1,926,352.32 = 474,746.44 : x
  2. Step 2: Convert to fraction form
    1,284,149.92/1,926,352.32 = 474,746.44/x
  3. Step 3: Cross multiply
    1,284,149.92x = 1,926,352.32 × 474,746.44
  4. Step 4: Simplify right side
    1,284,149.92x = 914,528,906,105.74
  5. Step 5: Solve for x
    x = 914,528,906,105.74/1,284,149.92
  6. Step 6: Final answer
    x = 712,166.77

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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.