Home / 2,678,372.21-3,696,180.30-1,454,701.67

Finding the Fourth Proportional to 2,678,372.21, 3,696,180.30 and 1,454,701.67

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Solution

The fourth proportional to 2,678,372.21, 3,696,180.30 and 1,454,701.67 is: 2,007,502.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,678,372.21 : 3,696,180.30 = 1,454,701.67 : x
  2. Step 2: Convert to fraction form
    2,678,372.21/3,696,180.30 = 1,454,701.67/x
  3. Step 3: Cross multiply
    2,678,372.21x = 3,696,180.30 × 1,454,701.67
  4. Step 4: Simplify right side
    2,678,372.21x = 5,376,839,636,550.20
  5. Step 5: Solve for x
    x = 5,376,839,636,550.20/2,678,372.21
  6. Step 6: Final answer
    x = 2,007,502.78

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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.