Home / 3,834,700.96-5,291,998.12-2,115,932.20

Finding the Fourth Proportional to 3,834,700.96, 5,291,998.12 and 2,115,932.20

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Solution

The fourth proportional to 3,834,700.96, 5,291,998.12 and 2,115,932.20 is: 2,920,047.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,834,700.96 : 5,291,998.12 = 2,115,932.20 : x
  2. Step 2: Convert to fraction form
    3,834,700.96/5,291,998.12 = 2,115,932.20/x
  3. Step 3: Cross multiply
    3,834,700.96x = 5,291,998.12 × 2,115,932.20
  4. Step 4: Simplify right side
    3,834,700.96x = 11,197,509,224,447.46
  5. Step 5: Solve for x
    x = 11,197,509,224,447.46/3,834,700.96
  6. Step 6: Final answer
    x = 2,920,047.57

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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.