Home / 2,784,378.40-4,167,236.40-2,448,455.20

Finding the Fourth Proportional to 2,784,378.40, 4,167,236.40 and 2,448,455.20

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Solution

The fourth proportional to 2,784,378.40, 4,167,236.40 and 2,448,455.20 is: 3,664,477.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,784,378.40 : 4,167,236.40 = 2,448,455.20 : x
  2. Step 2: Convert to fraction form
    2,784,378.40/4,167,236.40 = 2,448,455.20/x
  3. Step 3: Cross multiply
    2,784,378.40x = 4,167,236.40 × 2,448,455.20
  4. Step 4: Simplify right side
    2,784,378.40x = 10,203,291,633,209.28
  5. Step 5: Solve for x
    x = 10,203,291,633,209.28/2,784,378.40
  6. Step 6: Final answer
    x = 3,664,477.37

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1.5x scale

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.