Home / 2,330,087.76-3,213,864.36-1,555,327.88

Finding the Fourth Proportional to 2,330,087.76, 3,213,864.36 and 1,555,327.88

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Solution

The fourth proportional to 2,330,087.76, 3,213,864.36 and 1,555,327.88 is: 2,145,246.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,330,087.76 : 3,213,864.36 = 1,555,327.88 : x
  2. Step 2: Convert to fraction form
    2,330,087.76/3,213,864.36 = 1,555,327.88/x
  3. Step 3: Cross multiply
    2,330,087.76x = 3,213,864.36 × 1,555,327.88
  4. Step 4: Simplify right side
    2,330,087.76x = 4,998,612,841,646.36
  5. Step 5: Solve for x
    x = 4,998,612,841,646.36/2,330,087.76
  6. Step 6: Final answer
    x = 2,145,246.60

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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.