Home / 1,131,847.50-1,562,171.43-648,736.45

Finding the Fourth Proportional to 1,131,847.50, 1,562,171.43 and 648,736.45

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Solution

The fourth proportional to 1,131,847.50, 1,562,171.43 and 648,736.45 is: 895,383.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,847.50 : 1,562,171.43 = 648,736.45 : x
  2. Step 2: Convert to fraction form
    1,131,847.50/1,562,171.43 = 648,736.45/x
  3. Step 3: Cross multiply
    1,131,847.50x = 1,562,171.43 × 648,736.45
  4. Step 4: Simplify right side
    1,131,847.50x = 1,013,437,547,789.62
  5. Step 5: Solve for x
    x = 1,013,437,547,789.62/1,131,847.50
  6. Step 6: Final answer
    x = 895,383.48

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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.