Home / 3,131,016.96-4,696,568.64-887,152.80

Finding the Fourth Proportional to 3,131,016.96, 4,696,568.64 and 887,152.80

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Solution

The fourth proportional to 3,131,016.96, 4,696,568.64 and 887,152.80 is: 1,330,741.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,131,016.96 : 4,696,568.64 = 887,152.80 : x
  2. Step 2: Convert to fraction form
    3,131,016.96/4,696,568.64 = 887,152.80/x
  3. Step 3: Cross multiply
    3,131,016.96x = 4,696,568.64 × 887,152.80
  4. Step 4: Simplify right side
    3,131,016.96x = 4,166,574,019,368.19
  5. Step 5: Solve for x
    x = 4,166,574,019,368.19/3,131,016.96
  6. Step 6: Final answer
    x = 1,330,741.44

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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.