Home / 1,628,020.20-2,441,447.10-829,036.20

Finding the Fourth Proportional to 1,628,020.20, 2,441,447.10 and 829,036.20

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Solution

The fourth proportional to 1,628,020.20, 2,441,447.10 and 829,036.20 is: 1,243,257.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,020.20 : 2,441,447.10 = 829,036.20 : x
  2. Step 2: Convert to fraction form
    1,628,020.20/2,441,447.10 = 829,036.20/x
  3. Step 3: Cross multiply
    1,628,020.20x = 2,441,447.10 × 829,036.20
  4. Step 4: Simplify right side
    1,628,020.20x = 2,024,048,026,285.02
  5. Step 5: Solve for x
    x = 2,024,048,026,285.02/1,628,020.20
  6. Step 6: Final answer
    x = 1,243,257.32

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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.