Home / 2,812,992.32-4,219,430.15-683,087.60

Finding the Fourth Proportional to 2,812,992.32, 4,219,430.15 and 683,087.60

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Solution

The fourth proportional to 2,812,992.32, 4,219,430.15 and 683,087.60 is: 1,024,617.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,812,992.32 : 4,219,430.15 = 683,087.60 : x
  2. Step 2: Convert to fraction form
    2,812,992.32/4,219,430.15 = 683,087.60/x
  3. Step 3: Cross multiply
    2,812,992.32x = 4,219,430.15 × 683,087.60
  4. Step 4: Simplify right side
    2,812,992.32x = 2,882,240,393,433.99
  5. Step 5: Solve for x
    x = 2,882,240,393,433.99/2,812,992.32
  6. Step 6: Final answer
    x = 1,024,617.23

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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.