Home / 1,302,999.12-1,954,406.16-404,419.32

Finding the Fourth Proportional to 1,302,999.12, 1,954,406.16 and 404,419.32

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Solution

The fourth proportional to 1,302,999.12, 1,954,406.16 and 404,419.32 is: 606,600.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,999.12 : 1,954,406.16 = 404,419.32 : x
  2. Step 2: Convert to fraction form
    1,302,999.12/1,954,406.16 = 404,419.32/x
  3. Step 3: Cross multiply
    1,302,999.12x = 1,954,406.16 × 404,419.32
  4. Step 4: Simplify right side
    1,302,999.12x = 790,399,610,231.01
  5. Step 5: Solve for x
    x = 790,399,610,231.01/1,302,999.12
  6. Step 6: Final answer
    x = 606,600.26

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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.