Home / 1,191,787.83-1,644,699.66-647,960.22

Finding the Fourth Proportional to 1,191,787.83, 1,644,699.66 and 647,960.22

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Solution

The fourth proportional to 1,191,787.83, 1,644,699.66 and 647,960.22 is: 894,202.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,787.83 : 1,644,699.66 = 647,960.22 : x
  2. Step 2: Convert to fraction form
    1,191,787.83/1,644,699.66 = 647,960.22/x
  3. Step 3: Cross multiply
    1,191,787.83x = 1,644,699.66 × 647,960.22
  4. Step 4: Simplify right side
    1,191,787.83x = 1,065,699,953,527.53
  5. Step 5: Solve for x
    x = 1,065,699,953,527.53/1,191,787.83
  6. Step 6: Final answer
    x = 894,202.75

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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.