Home / 3,181,104.84-4,773,756.76-1,686,246.60

Finding the Fourth Proportional to 3,181,104.84, 4,773,756.76 and 1,686,246.60

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Solution

The fourth proportional to 3,181,104.84, 4,773,756.76 and 1,686,246.60 is: 2,530,482.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,181,104.84 : 4,773,756.76 = 1,686,246.60 : x
  2. Step 2: Convert to fraction form
    3,181,104.84/4,773,756.76 = 1,686,246.60/x
  3. Step 3: Cross multiply
    3,181,104.84x = 4,773,756.76 × 1,686,246.60
  4. Step 4: Simplify right side
    3,181,104.84x = 8,049,731,105,777.02
  5. Step 5: Solve for x
    x = 8,049,731,105,777.02/3,181,104.84
  6. Step 6: Final answer
    x = 2,530,482.81

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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.