Home / 4,920,299.40-7,380,449.10-2,794,535.40

Finding the Fourth Proportional to 4,920,299.40, 7,380,449.10 and 2,794,535.40

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Solution

The fourth proportional to 4,920,299.40, 7,380,449.10 and 2,794,535.40 is: 4,191,803.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,299.40 : 7,380,449.10 = 2,794,535.40 : x
  2. Step 2: Convert to fraction form
    4,920,299.40/7,380,449.10 = 2,794,535.40/x
  3. Step 3: Cross multiply
    4,920,299.40x = 7,380,449.10 × 2,794,535.40
  4. Step 4: Simplify right side
    4,920,299.40x = 20,624,926,277,848.14
  5. Step 5: Solve for x
    x = 20,624,926,277,848.14/4,920,299.40
  6. Step 6: Final answer
    x = 4,191,803.10

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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.