Home / 1,419,785.84-1,959,289.62-775,204.04

Finding the Fourth Proportional to 1,419,785.84, 1,959,289.62 and 775,204.04

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Solution

The fourth proportional to 1,419,785.84, 1,959,289.62 and 775,204.04 is: 1,069,773.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,785.84 : 1,959,289.62 = 775,204.04 : x
  2. Step 2: Convert to fraction form
    1,419,785.84/1,959,289.62 = 775,204.04/x
  3. Step 3: Cross multiply
    1,419,785.84x = 1,959,289.62 × 775,204.04
  4. Step 4: Simplify right side
    1,419,785.84x = 1,518,849,228,954.07
  5. Step 5: Solve for x
    x = 1,518,849,228,954.07/1,419,785.84
  6. Step 6: Final answer
    x = 1,069,773.47

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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.