Home / 2,079,056.55-3,118,584.83-731,208.45

Finding the Fourth Proportional to 2,079,056.55, 3,118,584.83 and 731,208.45

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Solution

The fourth proportional to 2,079,056.55, 3,118,584.83 and 731,208.45 is: 1,096,812.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,056.55 : 3,118,584.83 = 731,208.45 : x
  2. Step 2: Convert to fraction form
    2,079,056.55/3,118,584.83 = 731,208.45/x
  3. Step 3: Cross multiply
    2,079,056.55x = 3,118,584.83 × 731,208.45
  4. Step 4: Simplify right side
    2,079,056.55x = 2,280,335,576,081.77
  5. Step 5: Solve for x
    x = 2,280,335,576,081.77/2,079,056.55
  6. Step 6: Final answer
    x = 1,096,812.68

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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.