Home / 2,687,070.81-4,027,244.92-2,116,197.30

Finding the Fourth Proportional to 2,687,070.81, 4,027,244.92 and 2,116,197.30

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Solution

The fourth proportional to 2,687,070.81, 4,027,244.92 and 2,116,197.30 is: 3,171,648.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,687,070.81 : 4,027,244.92 = 2,116,197.30 : x
  2. Step 2: Convert to fraction form
    2,687,070.81/4,027,244.92 = 2,116,197.30/x
  3. Step 3: Cross multiply
    2,687,070.81x = 4,027,244.92 × 2,116,197.30
  4. Step 4: Simplify right side
    2,687,070.81x = 8,522,444,820,852.22
  5. Step 5: Solve for x
    x = 8,522,444,820,852.22/2,687,070.81
  6. Step 6: Final answer
    x = 3,171,648.77

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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.