Home / 2,642,808.60-3,964,212.90-2,176,248.60

Finding the Fourth Proportional to 2,642,808.60, 3,964,212.90 and 2,176,248.60

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Solution

The fourth proportional to 2,642,808.60, 3,964,212.90 and 2,176,248.60 is: 3,264,372.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,642,808.60 : 3,964,212.90 = 2,176,248.60 : x
  2. Step 2: Convert to fraction form
    2,642,808.60/3,964,212.90 = 2,176,248.60/x
  3. Step 3: Cross multiply
    2,642,808.60x = 3,964,212.90 × 2,176,248.60
  4. Step 4: Simplify right side
    2,642,808.60x = 8,627,112,773,726.94
  5. Step 5: Solve for x
    x = 8,627,112,773,726.94/2,642,808.60
  6. Step 6: Final answer
    x = 3,264,372.90

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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.