Home / 4,253,556.42-6,381,282.96-1,220,685.84

Finding the Fourth Proportional to 4,253,556.42, 6,381,282.96 and 1,220,685.84

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Solution

The fourth proportional to 4,253,556.42, 6,381,282.96 and 1,220,685.84 is: 1,831,300.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,253,556.42 : 6,381,282.96 = 1,220,685.84 : x
  2. Step 2: Convert to fraction form
    4,253,556.42/6,381,282.96 = 1,220,685.84/x
  3. Step 3: Cross multiply
    4,253,556.42x = 6,381,282.96 × 1,220,685.84
  4. Step 4: Simplify right side
    4,253,556.42x = 7,789,541,750,305.29
  5. Step 5: Solve for x
    x = 7,789,541,750,305.29/4,253,556.42
  6. Step 6: Final answer
    x = 1,831,300.91

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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.