Home / 2,281,888.72-3,422,628.96-684,808.48

Finding the Fourth Proportional to 2,281,888.72, 3,422,628.96 and 684,808.48

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Solution

The fourth proportional to 2,281,888.72, 3,422,628.96 and 684,808.48 is: 1,027,151.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281,888.72 : 3,422,628.96 = 684,808.48 : x
  2. Step 2: Convert to fraction form
    2,281,888.72/3,422,628.96 = 684,808.48/x
  3. Step 3: Cross multiply
    2,281,888.72x = 3,422,628.96 × 684,808.48
  4. Step 4: Simplify right side
    2,281,888.72x = 2,343,845,335,701.58
  5. Step 5: Solve for x
    x = 2,343,845,335,701.58/2,281,888.72
  6. Step 6: Final answer
    x = 1,027,151.46

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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.