Home / 1,031,413.37-1,548,739.40-873,558.78

Finding the Fourth Proportional to 1,031,413.37, 1,548,739.40 and 873,558.78

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Solution

The fourth proportional to 1,031,413.37, 1,548,739.40 and 873,558.78 is: 1,311,709.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,413.37 : 1,548,739.40 = 873,558.78 : x
  2. Step 2: Convert to fraction form
    1,031,413.37/1,548,739.40 = 873,558.78/x
  3. Step 3: Cross multiply
    1,031,413.37x = 1,548,739.40 × 873,558.78
  4. Step 4: Simplify right side
    1,031,413.37x = 1,352,914,894,982.19
  5. Step 5: Solve for x
    x = 1,352,914,894,982.19/1,031,413.37
  6. Step 6: Final answer
    x = 1,311,709.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.