Home / 1,628,021.20-2,441,448.60-829,037.20

Finding the Fourth Proportional to 1,628,021.20, 2,441,448.60 and 829,037.20

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Solution

The fourth proportional to 1,628,021.20, 2,441,448.60 and 829,037.20 is: 1,243,258.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,021.20 : 2,441,448.60 = 829,037.20 : x
  2. Step 2: Convert to fraction form
    1,628,021.20/2,441,448.60 = 829,037.20/x
  3. Step 3: Cross multiply
    1,628,021.20x = 2,441,448.60 × 829,037.20
  4. Step 4: Simplify right side
    1,628,021.20x = 2,024,051,711,287.92
  5. Step 5: Solve for x
    x = 2,024,051,711,287.92/1,628,021.20
  6. Step 6: Final answer
    x = 1,243,258.82

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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.