Home / 2,950,782.28-4,072,039.48-1,661,638.12

Finding the Fourth Proportional to 2,950,782.28, 4,072,039.48 and 1,661,638.12

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Solution

The fourth proportional to 2,950,782.28, 4,072,039.48 and 1,661,638.12 is: 2,293,038.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950,782.28 : 4,072,039.48 = 1,661,638.12 : x
  2. Step 2: Convert to fraction form
    2,950,782.28/4,072,039.48 = 1,661,638.12/x
  3. Step 3: Cross multiply
    2,950,782.28x = 4,072,039.48 × 1,661,638.12
  4. Step 4: Simplify right side
    2,950,782.28x = 6,766,256,026,112.98
  5. Step 5: Solve for x
    x = 6,766,256,026,112.98/2,950,782.28
  6. Step 6: Final answer
    x = 2,293,038.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.