Home / 3,581,131.80-4,941,809.64-1,949,505

Finding the Fourth Proportional to 3,581,131.80, 4,941,809.64 and 1,949,505

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Solution

The fourth proportional to 3,581,131.80, 4,941,809.64 and 1,949,505 is: 2,690,234.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,581,131.80 : 4,941,809.64 = 1,949,505 : x
  2. Step 2: Convert to fraction form
    3,581,131.80/4,941,809.64 = 1,949,505/x
  3. Step 3: Cross multiply
    3,581,131.80x = 4,941,809.64 × 1,949,505
  4. Step 4: Simplify right side
    3,581,131.80x = 9,634,082,602,228.20
  5. Step 5: Solve for x
    x = 9,634,082,602,228.20/3,581,131.80
  6. Step 6: Final answer
    x = 2,690,234.02

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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.