Home / 3,439,817.20-5,152,630.20-2,015,556.40

Finding the Fourth Proportional to 3,439,817.20, 5,152,630.20 and 2,015,556.40

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Solution

The fourth proportional to 3,439,817.20, 5,152,630.20 and 2,015,556.40 is: 3,019,176.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,439,817.20 : 5,152,630.20 = 2,015,556.40 : x
  2. Step 2: Convert to fraction form
    3,439,817.20/5,152,630.20 = 2,015,556.40/x
  3. Step 3: Cross multiply
    3,439,817.20x = 5,152,630.20 × 2,015,556.40
  4. Step 4: Simplify right side
    3,439,817.20x = 10,385,416,776,443.28
  5. Step 5: Solve for x
    x = 10,385,416,776,443.28/3,439,817.20
  6. Step 6: Final answer
    x = 3,019,176.94

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1.5x scale

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.