Home / 1,573,137.93-2,171,096.82-961,648.68

Finding the Fourth Proportional to 1,573,137.93, 2,171,096.82 and 961,648.68

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Solution

The fourth proportional to 1,573,137.93, 2,171,096.82 and 961,648.68 is: 1,327,176.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,573,137.93 : 2,171,096.82 = 961,648.68 : x
  2. Step 2: Convert to fraction form
    1,573,137.93/2,171,096.82 = 961,648.68/x
  3. Step 3: Cross multiply
    1,573,137.93x = 2,171,096.82 × 961,648.68
  4. Step 4: Simplify right side
    1,573,137.93x = 2,087,832,391,105.20
  5. Step 5: Solve for x
    x = 2,087,832,391,105.20/1,573,137.93
  6. Step 6: Final answer
    x = 1,327,176.94

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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.