Home / 1,365,940.00-1,885,243.95-814,691.05

Finding the Fourth Proportional to 1,365,940.00, 1,885,243.95 and 814,691.05

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Solution

The fourth proportional to 1,365,940.00, 1,885,243.95 and 814,691.05 is: 1,124,420.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,940.00 : 1,885,243.95 = 814,691.05 : x
  2. Step 2: Convert to fraction form
    1,365,940.00/1,885,243.95 = 814,691.05/x
  3. Step 3: Cross multiply
    1,365,940.00x = 1,885,243.95 × 814,691.05
  4. Step 4: Simplify right side
    1,365,940.00x = 1,535,891,362,723.39
  5. Step 5: Solve for x
    x = 1,535,891,362,723.39/1,365,940.00
  6. Step 6: Final answer
    x = 1,124,420.81

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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.