Home / 2,872,835.55-4,308,902.19-742,741.29

Finding the Fourth Proportional to 2,872,835.55, 4,308,902.19 and 742,741.29

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Solution

The fourth proportional to 2,872,835.55, 4,308,902.19 and 742,741.29 is: 1,114,021.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,872,835.55 : 4,308,902.19 = 742,741.29 : x
  2. Step 2: Convert to fraction form
    2,872,835.55/4,308,902.19 = 742,741.29/x
  3. Step 3: Cross multiply
    2,872,835.55x = 4,308,902.19 × 742,741.29
  4. Step 4: Simplify right side
    2,872,835.55x = 3,200,399,571,084.43
  5. Step 5: Solve for x
    x = 3,200,399,571,084.43/2,872,835.55
  6. Step 6: Final answer
    x = 1,114,021.15

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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.