Home / 4,309,589.80-6,464,384.70-2,797,935.40

Finding the Fourth Proportional to 4,309,589.80, 6,464,384.70 and 2,797,935.40

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Solution

The fourth proportional to 4,309,589.80, 6,464,384.70 and 2,797,935.40 is: 4,196,903.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,309,589.80 : 6,464,384.70 = 2,797,935.40 : x
  2. Step 2: Convert to fraction form
    4,309,589.80/6,464,384.70 = 2,797,935.40/x
  3. Step 3: Cross multiply
    4,309,589.80x = 6,464,384.70 × 2,797,935.40
  4. Step 4: Simplify right side
    4,309,589.80x = 18,086,930,791,348.38
  5. Step 5: Solve for x
    x = 18,086,930,791,348.38/4,309,589.80
  6. Step 6: Final answer
    x = 4,196,903.10

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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.