Home / 2,235,657.15-3,353,485.73-815,528.70

Finding the Fourth Proportional to 2,235,657.15, 3,353,485.73 and 815,528.70

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Solution

The fourth proportional to 2,235,657.15, 3,353,485.73 and 815,528.70 is: 1,223,293.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,235,657.15 : 3,353,485.73 = 815,528.70 : x
  2. Step 2: Convert to fraction form
    2,235,657.15/3,353,485.73 = 815,528.70/x
  3. Step 3: Cross multiply
    2,235,657.15x = 3,353,485.73 × 815,528.70
  4. Step 4: Simplify right side
    2,235,657.15x = 2,734,863,853,777.81
  5. Step 5: Solve for x
    x = 2,734,863,853,777.81/2,235,657.15
  6. Step 6: Final answer
    x = 1,223,293.05

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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.