Home / 3,188,293.65-4,781,513.95-1,242,589.19

Finding the Fourth Proportional to 3,188,293.65, 4,781,513.95 and 1,242,589.19

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Solution

The fourth proportional to 3,188,293.65, 4,781,513.95 and 1,242,589.19 is: 1,863,522.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,293.65 : 4,781,513.95 = 1,242,589.19 : x
  2. Step 2: Convert to fraction form
    3,188,293.65/4,781,513.95 = 1,242,589.19/x
  3. Step 3: Cross multiply
    3,188,293.65x = 4,781,513.95 × 1,242,589.19
  4. Step 4: Simplify right side
    3,188,293.65x = 5,941,457,523,749.87
  5. Step 5: Solve for x
    x = 5,941,457,523,749.87/3,188,293.65
  6. Step 6: Final answer
    x = 1,863,522.68

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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.