Home / 3,641,720.40-5,460,612.30-1,512,019.80

Finding the Fourth Proportional to 3,641,720.40, 5,460,612.30 and 1,512,019.80

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Solution

The fourth proportional to 3,641,720.40, 5,460,612.30 and 1,512,019.80 is: 2,267,212.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,641,720.40 : 5,460,612.30 = 1,512,019.80 : x
  2. Step 2: Convert to fraction form
    3,641,720.40/5,460,612.30 = 1,512,019.80/x
  3. Step 3: Cross multiply
    3,641,720.40x = 5,460,612.30 × 1,512,019.80
  4. Step 4: Simplify right side
    3,641,720.40x = 8,256,553,917,723.54
  5. Step 5: Solve for x
    x = 8,256,553,917,723.54/3,641,720.40
  6. Step 6: Final answer
    x = 2,267,212.47

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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.