Home / 4,214,320.70-5,815,762.44-2,280,581.28

Finding the Fourth Proportional to 4,214,320.70, 5,815,762.44 and 2,280,581.28

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Solution

The fourth proportional to 4,214,320.70, 5,815,762.44 and 2,280,581.28 is: 3,147,202.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,214,320.70 : 5,815,762.44 = 2,280,581.28 : x
  2. Step 2: Convert to fraction form
    4,214,320.70/5,815,762.44 = 2,280,581.28/x
  3. Step 3: Cross multiply
    4,214,320.70x = 5,815,762.44 × 2,280,581.28
  4. Step 4: Simplify right side
    4,214,320.70x = 13,263,318,949,591.12
  5. Step 5: Solve for x
    x = 13,263,318,949,591.12/4,214,320.70
  6. Step 6: Final answer
    x = 3,147,202.10

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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.