Home / 2,825,961.12-3,899,929.14-1,618,970.40

Finding the Fourth Proportional to 2,825,961.12, 3,899,929.14 and 1,618,970.40

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Solution

The fourth proportional to 2,825,961.12, 3,899,929.14 and 1,618,970.40 is: 2,234,238.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825,961.12 : 3,899,929.14 = 1,618,970.40 : x
  2. Step 2: Convert to fraction form
    2,825,961.12/3,899,929.14 = 1,618,970.40/x
  3. Step 3: Cross multiply
    2,825,961.12x = 3,899,929.14 × 1,618,970.40
  4. Step 4: Simplify right side
    2,825,961.12x = 6,313,869,839,757.46
  5. Step 5: Solve for x
    x = 6,313,869,839,757.46/2,825,961.12
  6. Step 6: Final answer
    x = 2,234,238.04

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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.