Home / 1,057,852.38-1,586,889.30-347,935.80

Finding the Fourth Proportional to 1,057,852.38, 1,586,889.30 and 347,935.80

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Solution

The fourth proportional to 1,057,852.38, 1,586,889.30 and 347,935.80 is: 521,940.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,852.38 : 1,586,889.30 = 347,935.80 : x
  2. Step 2: Convert to fraction form
    1,057,852.38/1,586,889.30 = 347,935.80/x
  3. Step 3: Cross multiply
    1,057,852.38x = 1,586,889.30 × 347,935.80
  4. Step 4: Simplify right side
    1,057,852.38x = 552,135,598,106.94
  5. Step 5: Solve for x
    x = 552,135,598,106.94/1,057,852.38
  6. Step 6: Final answer
    x = 521,940.12

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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.