Home / 1,206,039.06-1,664,268.93-669,460.50

Finding the Fourth Proportional to 1,206,039.06, 1,664,268.93 and 669,460.50

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Solution

The fourth proportional to 1,206,039.06, 1,664,268.93 and 669,460.50 is: 923,819.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,039.06 : 1,664,268.93 = 669,460.50 : x
  2. Step 2: Convert to fraction form
    1,206,039.06/1,664,268.93 = 669,460.50/x
  3. Step 3: Cross multiply
    1,206,039.06x = 1,664,268.93 × 669,460.50
  4. Step 4: Simplify right side
    1,206,039.06x = 1,114,162,310,012.26
  5. Step 5: Solve for x
    x = 1,114,162,310,012.26/1,206,039.06
  6. Step 6: Final answer
    x = 923,819.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.