Home / 3,745,647.76-5,168,977.32-2,026,798.72

Finding the Fourth Proportional to 3,745,647.76, 5,168,977.32 and 2,026,798.72

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Solution

The fourth proportional to 3,745,647.76, 5,168,977.32 and 2,026,798.72 is: 2,796,973.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,745,647.76 : 5,168,977.32 = 2,026,798.72 : x
  2. Step 2: Convert to fraction form
    3,745,647.76/5,168,977.32 = 2,026,798.72/x
  3. Step 3: Cross multiply
    3,745,647.76x = 5,168,977.32 × 2,026,798.72
  4. Step 4: Simplify right side
    3,745,647.76x = 10,476,476,615,885.03
  5. Step 5: Solve for x
    x = 10,476,476,615,885.03/3,745,647.76
  6. Step 6: Final answer
    x = 2,796,973.26

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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.