Home / 1,105,731.23-1,526,379.90-743,365.25

Finding the Fourth Proportional to 1,105,731.23, 1,526,379.90 and 743,365.25

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Solution

The fourth proportional to 1,105,731.23, 1,526,379.90 and 743,365.25 is: 1,026,160.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,731.23 : 1,526,379.90 = 743,365.25 : x
  2. Step 2: Convert to fraction form
    1,105,731.23/1,526,379.90 = 743,365.25/x
  3. Step 3: Cross multiply
    1,105,731.23x = 1,526,379.90 × 743,365.25
  4. Step 4: Simplify right side
    1,105,731.23x = 1,134,657,775,958.47
  5. Step 5: Solve for x
    x = 1,134,657,775,958.47/1,105,731.23
  6. Step 6: Final answer
    x = 1,026,160.56

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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.