Home / 2,179,686.84-3,008,328.30-1,274,093.88

Finding the Fourth Proportional to 2,179,686.84, 3,008,328.30 and 1,274,093.88

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Solution

The fourth proportional to 2,179,686.84, 3,008,328.30 and 1,274,093.88 is: 1,758,460.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179,686.84 : 3,008,328.30 = 1,274,093.88 : x
  2. Step 2: Convert to fraction form
    2,179,686.84/3,008,328.30 = 1,274,093.88/x
  3. Step 3: Cross multiply
    2,179,686.84x = 3,008,328.30 × 1,274,093.88
  4. Step 4: Simplify right side
    2,179,686.84x = 3,832,892,676,060.80
  5. Step 5: Solve for x
    x = 3,832,892,676,060.80/2,179,686.84
  6. Step 6: Final answer
    x = 1,758,460.25

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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.