Home / 1,628,027.20-2,441,457.60-829,043.20

Finding the Fourth Proportional to 1,628,027.20, 2,441,457.60 and 829,043.20

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Solution

The fourth proportional to 1,628,027.20, 2,441,457.60 and 829,043.20 is: 1,243,267.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,027.20 : 2,441,457.60 = 829,043.20 : x
  2. Step 2: Convert to fraction form
    1,628,027.20/2,441,457.60 = 829,043.20/x
  3. Step 3: Cross multiply
    1,628,027.20x = 2,441,457.60 × 829,043.20
  4. Step 4: Simplify right side
    1,628,027.20x = 2,024,073,821,368.32
  5. Step 5: Solve for x
    x = 2,024,073,821,368.32/1,628,027.20
  6. Step 6: Final answer
    x = 1,243,267.82

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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.