Home / 2,420,346.80-3,624,299.40-1,785,825.20

Finding the Fourth Proportional to 2,420,346.80, 3,624,299.40 and 1,785,825.20

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Solution

The fourth proportional to 2,420,346.80, 3,624,299.40 and 1,785,825.20 is: 2,674,147.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,420,346.80 : 3,624,299.40 = 1,785,825.20 : x
  2. Step 2: Convert to fraction form
    2,420,346.80/3,624,299.40 = 1,785,825.20/x
  3. Step 3: Cross multiply
    2,420,346.80x = 3,624,299.40 × 1,785,825.20
  4. Step 4: Simplify right side
    2,420,346.80x = 6,472,365,200,864.88
  5. Step 5: Solve for x
    x = 6,472,365,200,864.88/2,420,346.80
  6. Step 6: Final answer
    x = 2,674,147.85

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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.