Home / 1,069,051.27-1,474,108.56-681,252.38

Finding the Fourth Proportional to 1,069,051.27, 1,474,108.56 and 681,252.38

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Solution

The fourth proportional to 1,069,051.27, 1,474,108.56 and 681,252.38 is: 939,374.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,051.27 : 1,474,108.56 = 681,252.38 : x
  2. Step 2: Convert to fraction form
    1,069,051.27/1,474,108.56 = 681,252.38/x
  3. Step 3: Cross multiply
    1,069,051.27x = 1,474,108.56 × 681,252.38
  4. Step 4: Simplify right side
    1,069,051.27x = 1,004,239,957,507.83
  5. Step 5: Solve for x
    x = 1,004,239,957,507.83/1,069,051.27
  6. Step 6: Final answer
    x = 939,374.93

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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.