Home / 3,962,009.45-5,465,032.49-2,721,020.90

Finding the Fourth Proportional to 3,962,009.45, 5,465,032.49 and 2,721,020.90

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Solution

The fourth proportional to 3,962,009.45, 5,465,032.49 and 2,721,020.90 is: 3,753,264.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,962,009.45 : 5,465,032.49 = 2,721,020.90 : x
  2. Step 2: Convert to fraction form
    3,962,009.45/5,465,032.49 = 2,721,020.90/x
  3. Step 3: Cross multiply
    3,962,009.45x = 5,465,032.49 × 2,721,020.90
  4. Step 4: Simplify right side
    3,962,009.45x = 14,870,467,619,381.50
  5. Step 5: Solve for x
    x = 14,870,467,619,381.50/3,962,009.45
  6. Step 6: Final answer
    x = 3,753,264.05

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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.