Home / 3,999,188.93-5,999,405.48-1,302,886.45

Finding the Fourth Proportional to 3,999,188.93, 5,999,405.48 and 1,302,886.45

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Solution

The fourth proportional to 3,999,188.93, 5,999,405.48 and 1,302,886.45 is: 1,954,532.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,999,188.93 : 5,999,405.48 = 1,302,886.45 : x
  2. Step 2: Convert to fraction form
    3,999,188.93/5,999,405.48 = 1,302,886.45/x
  3. Step 3: Cross multiply
    3,999,188.93x = 5,999,405.48 × 1,302,886.45
  4. Step 4: Simplify right side
    3,999,188.93x = 7,816,544,071,436.29
  5. Step 5: Solve for x
    x = 7,816,544,071,436.29/3,999,188.93
  6. Step 6: Final answer
    x = 1,954,532.33

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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.