Home / 1,041,871.44-1,440,413.31-769,507.92

Finding the Fourth Proportional to 1,041,871.44, 1,440,413.31 and 769,507.92

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Solution

The fourth proportional to 1,041,871.44, 1,440,413.31 and 769,507.92 is: 1,063,863.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,871.44 : 1,440,413.31 = 769,507.92 : x
  2. Step 2: Convert to fraction form
    1,041,871.44/1,440,413.31 = 769,507.92/x
  3. Step 3: Cross multiply
    1,041,871.44x = 1,440,413.31 × 769,507.92
  4. Step 4: Simplify right side
    1,041,871.44x = 1,108,409,450,118.42
  5. Step 5: Solve for x
    x = 1,108,409,450,118.42/1,041,871.44
  6. Step 6: Final answer
    x = 1,063,863.94

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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.