Home / 1,131,999.54-1,697,999.25-775,934.07

Finding the Fourth Proportional to 1,131,999.54, 1,697,999.25 and 775,934.07

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Solution

The fourth proportional to 1,131,999.54, 1,697,999.25 and 775,934.07 is: 1,163,901.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,999.54 : 1,697,999.25 = 775,934.07 : x
  2. Step 2: Convert to fraction form
    1,131,999.54/1,697,999.25 = 775,934.07/x
  3. Step 3: Cross multiply
    1,131,999.54x = 1,697,999.25 × 775,934.07
  4. Step 4: Simplify right side
    1,131,999.54x = 1,317,535,468,909.45
  5. Step 5: Solve for x
    x = 1,317,535,468,909.45/1,131,999.54
  6. Step 6: Final answer
    x = 1,163,901.06

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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.