Home / 4,288,416.20-6,433,413.65-1,409,945.55

Finding the Fourth Proportional to 4,288,416.20, 6,433,413.65 and 1,409,945.55

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Solution

The fourth proportional to 4,288,416.20, 6,433,413.65 and 1,409,945.55 is: 2,115,177.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,288,416.20 : 6,433,413.65 = 1,409,945.55 : x
  2. Step 2: Convert to fraction form
    4,288,416.20/6,433,413.65 = 1,409,945.55/x
  3. Step 3: Cross multiply
    4,288,416.20x = 6,433,413.65 × 1,409,945.55
  4. Step 4: Simplify right side
    4,288,416.20x = 9,070,762,940,077.03
  5. Step 5: Solve for x
    x = 9,070,762,940,077.03/4,288,416.20
  6. Step 6: Final answer
    x = 2,115,177.85

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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.