Home / 2,865,039.41-4,297,092.09-842,810.49

Finding the Fourth Proportional to 2,865,039.41, 4,297,092.09 and 842,810.49

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Solution

The fourth proportional to 2,865,039.41, 4,297,092.09 and 842,810.49 is: 1,264,078.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,865,039.41 : 4,297,092.09 = 842,810.49 : x
  2. Step 2: Convert to fraction form
    2,865,039.41/4,297,092.09 = 842,810.49/x
  3. Step 3: Cross multiply
    2,865,039.41x = 4,297,092.09 × 842,810.49
  4. Step 4: Simplify right side
    2,865,039.41x = 3,621,634,305,984.35
  5. Step 5: Solve for x
    x = 3,621,634,305,984.35/2,865,039.41
  6. Step 6: Final answer
    x = 1,264,078.36

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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.