Home / 2,181,657.12-3,010,950.81-1,251,705.30

Finding the Fourth Proportional to 2,181,657.12, 3,010,950.81 and 1,251,705.30

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Solution

The fourth proportional to 2,181,657.12, 3,010,950.81 and 1,251,705.30 is: 1,727,504.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,181,657.12 : 3,010,950.81 = 1,251,705.30 : x
  2. Step 2: Convert to fraction form
    2,181,657.12/3,010,950.81 = 1,251,705.30/x
  3. Step 3: Cross multiply
    2,181,657.12x = 3,010,950.81 × 1,251,705.30
  4. Step 4: Simplify right side
    2,181,657.12x = 3,768,823,086,916.29
  5. Step 5: Solve for x
    x = 3,768,823,086,916.29/2,181,657.12
  6. Step 6: Final answer
    x = 1,727,504.77

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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.