Home / 1,028,095.12-1,542,583.74-397,451.80

Finding the Fourth Proportional to 1,028,095.12, 1,542,583.74 and 397,451.80

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Solution

The fourth proportional to 1,028,095.12, 1,542,583.74 and 397,451.80 is: 596,348.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,095.12 : 1,542,583.74 = 397,451.80 : x
  2. Step 2: Convert to fraction form
    1,028,095.12/1,542,583.74 = 397,451.80/x
  3. Step 3: Cross multiply
    1,028,095.12x = 1,542,583.74 × 397,451.80
  4. Step 4: Simplify right side
    1,028,095.12x = 613,102,684,113.73
  5. Step 5: Solve for x
    x = 613,102,684,113.73/1,028,095.12
  6. Step 6: Final answer
    x = 596,348.21

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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.