Home / 3,388,769.66-5,083,332.02-2,580,421.90

Finding the Fourth Proportional to 3,388,769.66, 5,083,332.02 and 2,580,421.90

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Solution

The fourth proportional to 3,388,769.66, 5,083,332.02 and 2,580,421.90 is: 3,870,768.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388,769.66 : 5,083,332.02 = 2,580,421.90 : x
  2. Step 2: Convert to fraction form
    3,388,769.66/5,083,332.02 = 2,580,421.90/x
  3. Step 3: Cross multiply
    3,388,769.66x = 5,083,332.02 × 2,580,421.90
  4. Step 4: Simplify right side
    3,388,769.66x = 13,117,141,269,379.24
  5. Step 5: Solve for x
    x = 13,117,141,269,379.24/3,388,769.66
  6. Step 6: Final answer
    x = 3,870,768.03

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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.