Home / 3,079,210.62-4,617,238.86-1,640,713.80

Finding the Fourth Proportional to 3,079,210.62, 4,617,238.86 and 1,640,713.80

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Solution

The fourth proportional to 3,079,210.62, 4,617,238.86 and 1,640,713.80 is: 2,460,230.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079,210.62 : 4,617,238.86 = 1,640,713.80 : x
  2. Step 2: Convert to fraction form
    3,079,210.62/4,617,238.86 = 1,640,713.80/x
  3. Step 3: Cross multiply
    3,079,210.62x = 4,617,238.86 × 1,640,713.80
  4. Step 4: Simplify right side
    3,079,210.62x = 7,575,567,515,498.27
  5. Step 5: Solve for x
    x = 7,575,567,515,498.27/3,079,210.62
  6. Step 6: Final answer
    x = 2,460,230.38

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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.