Home / 1,110,025.03-1,664,016.94-399,879.40

Finding the Fourth Proportional to 1,110,025.03, 1,664,016.94 and 399,879.40

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Solution

The fourth proportional to 1,110,025.03, 1,664,016.94 and 399,879.40 is: 599,451.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,025.03 : 1,664,016.94 = 399,879.40 : x
  2. Step 2: Convert to fraction form
    1,110,025.03/1,664,016.94 = 399,879.40/x
  3. Step 3: Cross multiply
    1,110,025.03x = 1,664,016.94 × 399,879.40
  4. Step 4: Simplify right side
    1,110,025.03x = 665,406,095,557.04
  5. Step 5: Solve for x
    x = 665,406,095,557.04/1,110,025.03
  6. Step 6: Final answer
    x = 599,451.43

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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.