Home / 3,581,451.10-4,942,247.65-1,949,864.35

Finding the Fourth Proportional to 3,581,451.10, 4,942,247.65 and 1,949,864.35

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Solution

The fourth proportional to 3,581,451.10, 4,942,247.65 and 1,949,864.35 is: 2,690,728.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,581,451.10 : 4,942,247.65 = 1,949,864.35 : x
  2. Step 2: Convert to fraction form
    3,581,451.10/4,942,247.65 = 1,949,864.35/x
  3. Step 3: Cross multiply
    3,581,451.10x = 4,942,247.65 × 1,949,864.35
  4. Step 4: Simplify right side
    3,581,451.10x = 9,636,712,504,610.70
  5. Step 5: Solve for x
    x = 9,636,712,504,610.70/3,581,451.10
  6. Step 6: Final answer
    x = 2,690,728.49

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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.