Home / 3,057,749.34-4,219,696.77-1,681,116.48

Finding the Fourth Proportional to 3,057,749.34, 4,219,696.77 and 1,681,116.48

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Solution

The fourth proportional to 3,057,749.34, 4,219,696.77 and 1,681,116.48 is: 2,319,942.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,057,749.34 : 4,219,696.77 = 1,681,116.48 : x
  2. Step 2: Convert to fraction form
    3,057,749.34/4,219,696.77 = 1,681,116.48/x
  3. Step 3: Cross multiply
    3,057,749.34x = 4,219,696.77 × 1,681,116.48
  4. Step 4: Simplify right side
    3,057,749.34x = 7,093,801,780,649.77
  5. Step 5: Solve for x
    x = 7,093,801,780,649.77/3,057,749.34
  6. Step 6: Final answer
    x = 2,319,942.22

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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.