Home / 2,652,905.22-3,980,198.96-947,011.96

Finding the Fourth Proportional to 2,652,905.22, 3,980,198.96 and 947,011.96

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Solution

The fourth proportional to 2,652,905.22, 3,980,198.96 and 947,011.96 is: 1,420,818.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,652,905.22 : 3,980,198.96 = 947,011.96 : x
  2. Step 2: Convert to fraction form
    2,652,905.22/3,980,198.96 = 947,011.96/x
  3. Step 3: Cross multiply
    2,652,905.22x = 3,980,198.96 × 947,011.96
  4. Step 4: Simplify right side
    2,652,905.22x = 3,769,295,999,702.43
  5. Step 5: Solve for x
    x = 3,769,295,999,702.43/2,652,905.22
  6. Step 6: Final answer
    x = 1,420,818.19

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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.