Home / 1,105,760.99-1,526,420.87-743,394.93

Finding the Fourth Proportional to 1,105,760.99, 1,526,420.87 and 743,394.93

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Solution

The fourth proportional to 1,105,760.99, 1,526,420.87 and 743,394.93 is: 1,026,201.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,760.99 : 1,526,420.87 = 743,394.93 : x
  2. Step 2: Convert to fraction form
    1,105,760.99/1,526,420.87 = 743,394.93/x
  3. Step 3: Cross multiply
    1,105,760.99x = 1,526,420.87 × 743,394.93
  4. Step 4: Simplify right side
    1,105,760.99x = 1,134,733,532,087.21
  5. Step 5: Solve for x
    x = 1,134,733,532,087.21/1,105,760.99
  6. Step 6: Final answer
    x = 1,026,201.46

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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.