Home / 4,127,172.80-6,191,435.97-1,697,667.62

Finding the Fourth Proportional to 4,127,172.80, 6,191,435.97 and 1,697,667.62

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Solution

The fourth proportional to 4,127,172.80, 6,191,435.97 and 1,697,667.62 is: 2,546,779.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,127,172.80 : 6,191,435.97 = 1,697,667.62 : x
  2. Step 2: Convert to fraction form
    4,127,172.80/6,191,435.97 = 1,697,667.62/x
  3. Step 3: Cross multiply
    4,127,172.80x = 6,191,435.97 × 1,697,667.62
  4. Step 4: Simplify right side
    4,127,172.80x = 10,511,000,336,615.11
  5. Step 5: Solve for x
    x = 10,511,000,336,615.11/4,127,172.80
  6. Step 6: Final answer
    x = 2,546,779.81

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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.