Home / 2,620,996.20-3,618,090.72-1,762,054.68

Finding the Fourth Proportional to 2,620,996.20, 3,618,090.72 and 1,762,054.68

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Solution

The fourth proportional to 2,620,996.20, 3,618,090.72 and 1,762,054.68 is: 2,432,385.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,620,996.20 : 3,618,090.72 = 1,762,054.68 : x
  2. Step 2: Convert to fraction form
    2,620,996.20/3,618,090.72 = 1,762,054.68/x
  3. Step 3: Cross multiply
    2,620,996.20x = 3,618,090.72 × 1,762,054.68
  4. Step 4: Simplify right side
    2,620,996.20x = 6,375,273,685,840.57
  5. Step 5: Solve for x
    x = 6,375,273,685,840.57/2,620,996.20
  6. Step 6: Final answer
    x = 2,432,385.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.