Home / 949,142.72-1,310,428.26-846,992.51

Finding the Fourth Proportional to 949,142.72, 1,310,428.26 and 846,992.51

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Solution

The fourth proportional to 949,142.72, 1,310,428.26 and 846,992.51 is: 1,169,395.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,142.72 : 1,310,428.26 = 846,992.51 : x
  2. Step 2: Convert to fraction form
    949,142.72/1,310,428.26 = 846,992.51/x
  3. Step 3: Cross multiply
    949,142.72x = 1,310,428.26 × 846,992.51
  4. Step 4: Simplify right side
    949,142.72x = 1,109,922,919,474.30
  5. Step 5: Solve for x
    x = 1,109,922,919,474.30/949,142.72
  6. Step 6: Final answer
    x = 1,169,395.17

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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.