Home / 2,588,769.82-3,883,715.26-991,332.98

Finding the Fourth Proportional to 2,588,769.82, 3,883,715.26 and 991,332.98

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Solution

The fourth proportional to 2,588,769.82, 3,883,715.26 and 991,332.98 is: 1,487,214.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,588,769.82 : 3,883,715.26 = 991,332.98 : x
  2. Step 2: Convert to fraction form
    2,588,769.82/3,883,715.26 = 991,332.98/x
  3. Step 3: Cross multiply
    2,588,769.82x = 3,883,715.26 × 991,332.98
  4. Step 4: Simplify right side
    2,588,769.82x = 3,850,055,000,270.37
  5. Step 5: Solve for x
    x = 3,850,055,000,270.37/2,588,769.82
  6. Step 6: Final answer
    x = 1,487,214.11

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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.