Home / 1,908,753.31-2,634,129.85-1,049,335.21

Finding the Fourth Proportional to 1,908,753.31, 2,634,129.85 and 1,049,335.21

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Solution

The fourth proportional to 1,908,753.31, 2,634,129.85 and 1,049,335.21 is: 1,448,110.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,753.31 : 2,634,129.85 = 1,049,335.21 : x
  2. Step 2: Convert to fraction form
    1,908,753.31/2,634,129.85 = 1,049,335.21/x
  3. Step 3: Cross multiply
    1,908,753.31x = 2,634,129.85 × 1,049,335.21
  4. Step 4: Simplify right side
    1,908,753.31x = 2,764,085,184,185.61
  5. Step 5: Solve for x
    x = 2,764,085,184,185.61/1,908,753.31
  6. Step 6: Final answer
    x = 1,448,110.23

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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.