Home / 2,812,321.59-3,880,984.44-1,523,132.46

Finding the Fourth Proportional to 2,812,321.59, 3,880,984.44 and 1,523,132.46

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Solution

The fourth proportional to 2,812,321.59, 3,880,984.44 and 1,523,132.46 is: 2,101,912.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,812,321.59 : 3,880,984.44 = 1,523,132.46 : x
  2. Step 2: Convert to fraction form
    2,812,321.59/3,880,984.44 = 1,523,132.46/x
  3. Step 3: Cross multiply
    2,812,321.59x = 3,880,984.44 × 1,523,132.46
  4. Step 4: Simplify right side
    2,812,321.59x = 5,911,253,377,318.92
  5. Step 5: Solve for x
    x = 5,911,253,377,318.92/2,812,321.59
  6. Step 6: Final answer
    x = 2,101,912.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.