Home / 4,538,423.20-6,807,634.80-4,192,002.40

Finding the Fourth Proportional to 4,538,423.20, 6,807,634.80 and 4,192,002.40

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Solution

The fourth proportional to 4,538,423.20, 6,807,634.80 and 4,192,002.40 is: 6,288,003.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,538,423.20 : 6,807,634.80 = 4,192,002.40 : x
  2. Step 2: Convert to fraction form
    4,538,423.20/6,807,634.80 = 4,192,002.40/x
  3. Step 3: Cross multiply
    4,538,423.20x = 6,807,634.80 × 4,192,002.40
  4. Step 4: Simplify right side
    4,538,423.20x = 28,537,621,419,923.52
  5. Step 5: Solve for x
    x = 28,537,621,419,923.52/4,538,423.20
  6. Step 6: Final answer
    x = 6,288,003.60

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Similar ratio
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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.