Home / 4,920,338.40-7,380,507.60-2,794,574.40

Finding the Fourth Proportional to 4,920,338.40, 7,380,507.60 and 2,794,574.40

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Solution

The fourth proportional to 4,920,338.40, 7,380,507.60 and 2,794,574.40 is: 4,191,861.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,338.40 : 7,380,507.60 = 2,794,574.40 : x
  2. Step 2: Convert to fraction form
    4,920,338.40/7,380,507.60 = 2,794,574.40/x
  3. Step 3: Cross multiply
    4,920,338.40x = 7,380,507.60 × 2,794,574.40
  4. Step 4: Simplify right side
    4,920,338.40x = 20,625,377,597,965.44
  5. Step 5: Solve for x
    x = 20,625,377,597,965.44/4,920,338.40
  6. Step 6: Final answer
    x = 4,191,861.60

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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.