Home / 1,112,952.36-1,669,562.25-393,146.26

Finding the Fourth Proportional to 1,112,952.36, 1,669,562.25 and 393,146.26

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Solution

The fourth proportional to 1,112,952.36, 1,669,562.25 and 393,146.26 is: 589,766.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,952.36 : 1,669,562.25 = 393,146.26 : x
  2. Step 2: Convert to fraction form
    1,112,952.36/1,669,562.25 = 393,146.26/x
  3. Step 3: Cross multiply
    1,112,952.36x = 1,669,562.25 × 393,146.26
  4. Step 4: Simplify right side
    1,112,952.36x = 656,382,154,424.69
  5. Step 5: Solve for x
    x = 656,382,154,424.69/1,112,952.36
  6. Step 6: Final answer
    x = 589,766.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.