Home / 2,812,993.82-4,219,432.40-683,089.10

Finding the Fourth Proportional to 2,812,993.82, 4,219,432.40 and 683,089.10

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Solution

The fourth proportional to 2,812,993.82, 4,219,432.40 and 683,089.10 is: 1,024,619.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,812,993.82 : 4,219,432.40 = 683,089.10 : x
  2. Step 2: Convert to fraction form
    2,812,993.82/4,219,432.40 = 683,089.10/x
  3. Step 3: Cross multiply
    2,812,993.82x = 4,219,432.40 × 683,089.10
  4. Step 4: Simplify right side
    2,812,993.82x = 2,882,248,280,626.84
  5. Step 5: Solve for x
    x = 2,882,248,280,626.84/2,812,993.82
  6. Step 6: Final answer
    x = 1,024,619.49

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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.