Home / 1,252,477.92-1,728,422.64-679,517.94

Finding the Fourth Proportional to 1,252,477.92, 1,728,422.64 and 679,517.94

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Solution

The fourth proportional to 1,252,477.92, 1,728,422.64 and 679,517.94 is: 937,736.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,477.92 : 1,728,422.64 = 679,517.94 : x
  2. Step 2: Convert to fraction form
    1,252,477.92/1,728,422.64 = 679,517.94/x
  3. Step 3: Cross multiply
    1,252,477.92x = 1,728,422.64 × 679,517.94
  4. Step 4: Simplify right side
    1,252,477.92x = 1,174,494,191,782.16
  5. Step 5: Solve for x
    x = 1,174,494,191,782.16/1,252,477.92
  6. Step 6: Final answer
    x = 937,736.44

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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.