Home / 4,190,491.40-6,284,181.90-1,665,624.20

Finding the Fourth Proportional to 4,190,491.40, 6,284,181.90 and 1,665,624.20

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Solution

The fourth proportional to 4,190,491.40, 6,284,181.90 and 1,665,624.20 is: 2,497,818.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,190,491.40 : 6,284,181.90 = 1,665,624.20 : x
  2. Step 2: Convert to fraction form
    4,190,491.40/6,284,181.90 = 1,665,624.20/x
  3. Step 3: Cross multiply
    4,190,491.40x = 6,284,181.90 × 1,665,624.20
  4. Step 4: Simplify right side
    4,190,491.40x = 10,467,085,449,841.98
  5. Step 5: Solve for x
    x = 10,467,085,449,841.98/4,190,491.40
  6. Step 6: Final answer
    x = 2,497,818.14

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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.