Home / 1,515,100.00-2,090,882.36-826,816.20

Finding the Fourth Proportional to 1,515,100.00, 2,090,882.36 and 826,816.20

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Solution

The fourth proportional to 1,515,100.00, 2,090,882.36 and 826,816.20 is: 1,141,030.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515,100.00 : 2,090,882.36 = 826,816.20 : x
  2. Step 2: Convert to fraction form
    1,515,100.00/2,090,882.36 = 826,816.20/x
  3. Step 3: Cross multiply
    1,515,100.00x = 2,090,882.36 × 826,816.20
  4. Step 4: Simplify right side
    1,515,100.00x = 1,728,775,414,349.52
  5. Step 5: Solve for x
    x = 1,728,775,414,349.52/1,515,100.00
  6. Step 6: Final answer
    x = 1,141,030.57

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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.