Home / 3,739,615.80-5,160,669.56-2,020,736.28

Finding the Fourth Proportional to 3,739,615.80, 5,160,669.56 and 2,020,736.28

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Solution

The fourth proportional to 3,739,615.80, 5,160,669.56 and 2,020,736.28 is: 2,788,615.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739,615.80 : 5,160,669.56 = 2,020,736.28 : x
  2. Step 2: Convert to fraction form
    3,739,615.80/5,160,669.56 = 2,020,736.28/x
  3. Step 3: Cross multiply
    3,739,615.80x = 5,160,669.56 × 2,020,736.28
  4. Step 4: Simplify right side
    3,739,615.80x = 10,428,352,208,983.64
  5. Step 5: Solve for x
    x = 10,428,352,208,983.64/3,739,615.80
  6. Step 6: Final answer
    x = 2,788,615.93

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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.