Home / 2,745,907.02-3,790,859.76-1,876,049.64

Finding the Fourth Proportional to 2,745,907.02, 3,790,859.76 and 1,876,049.64

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Solution

The fourth proportional to 2,745,907.02, 3,790,859.76 and 1,876,049.64 is: 2,589,978.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,745,907.02 : 3,790,859.76 = 1,876,049.64 : x
  2. Step 2: Convert to fraction form
    2,745,907.02/3,790,859.76 = 1,876,049.64/x
  3. Step 3: Cross multiply
    2,745,907.02x = 3,790,859.76 × 1,876,049.64
  4. Step 4: Simplify right side
    2,745,907.02x = 7,111,841,088,038.49
  5. Step 5: Solve for x
    x = 7,111,841,088,038.49/2,745,907.02
  6. Step 6: Final answer
    x = 2,589,978.84

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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.