Home / 2,686,188.42-4,029,720.28-793,121.22

Finding the Fourth Proportional to 2,686,188.42, 4,029,720.28 and 793,121.22

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Solution

The fourth proportional to 2,686,188.42, 4,029,720.28 and 793,121.22 is: 1,189,811.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,686,188.42 : 4,029,720.28 = 793,121.22 : x
  2. Step 2: Convert to fraction form
    2,686,188.42/4,029,720.28 = 793,121.22/x
  3. Step 3: Cross multiply
    2,686,188.42x = 4,029,720.28 × 793,121.22
  4. Step 4: Simplify right side
    2,686,188.42x = 3,196,056,664,732.34
  5. Step 5: Solve for x
    x = 3,196,056,664,732.34/2,686,188.42
  6. Step 6: Final answer
    x = 1,189,811.05

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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.