Home / 2,948,779.56-4,423,171.32-818,864.04

Finding the Fourth Proportional to 2,948,779.56, 4,423,171.32 and 818,864.04

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Solution

The fourth proportional to 2,948,779.56, 4,423,171.32 and 818,864.04 is: 1,228,296.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948,779.56 : 4,423,171.32 = 818,864.04 : x
  2. Step 2: Convert to fraction form
    2,948,779.56/4,423,171.32 = 818,864.04/x
  3. Step 3: Cross multiply
    2,948,779.56x = 4,423,171.32 × 818,864.04
  4. Step 4: Simplify right side
    2,948,779.56x = 3,621,975,936,707.33
  5. Step 5: Solve for x
    x = 3,621,975,936,707.33/2,948,779.56
  6. Step 6: Final answer
    x = 1,228,296.61

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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.