Home / 3,851,107.12-5,774,499.64-2,638,054.77

Finding the Fourth Proportional to 3,851,107.12, 5,774,499.64 and 2,638,054.77

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Solution

The fourth proportional to 3,851,107.12, 5,774,499.64 and 2,638,054.77 is: 3,955,601.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851,107.12 : 5,774,499.64 = 2,638,054.77 : x
  2. Step 2: Convert to fraction form
    3,851,107.12/5,774,499.64 = 2,638,054.77/x
  3. Step 3: Cross multiply
    3,851,107.12x = 5,774,499.64 × 2,638,054.77
  4. Step 4: Simplify right side
    3,851,107.12x = 15,233,446,319,665.28
  5. Step 5: Solve for x
    x = 15,233,446,319,665.28/3,851,107.12
  6. Step 6: Final answer
    x = 3,955,601.82

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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.