Home / 1,162,682.88-1,604,940.81-679,405.11

Finding the Fourth Proportional to 1,162,682.88, 1,604,940.81 and 679,405.11

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Solution

The fourth proportional to 1,162,682.88, 1,604,940.81 and 679,405.11 is: 937,835.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,682.88 : 1,604,940.81 = 679,405.11 : x
  2. Step 2: Convert to fraction form
    1,162,682.88/1,604,940.81 = 679,405.11/x
  3. Step 3: Cross multiply
    1,162,682.88x = 1,604,940.81 × 679,405.11
  4. Step 4: Simplify right side
    1,162,682.88x = 1,090,404,987,561.54
  5. Step 5: Solve for x
    x = 1,090,404,987,561.54/1,162,682.88
  6. Step 6: Final answer
    x = 937,835.25

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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.