Home / 1,412,322.06-1,949,016.99-767,743.29

Finding the Fourth Proportional to 1,412,322.06, 1,949,016.99 and 767,743.29

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Solution

The fourth proportional to 1,412,322.06, 1,949,016.99 and 767,743.29 is: 1,059,492.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,322.06 : 1,949,016.99 = 767,743.29 : x
  2. Step 2: Convert to fraction form
    1,412,322.06/1,949,016.99 = 767,743.29/x
  3. Step 3: Cross multiply
    1,412,322.06x = 1,949,016.99 × 767,743.29
  4. Step 4: Simplify right side
    1,412,322.06x = 1,496,344,716,168.50
  5. Step 5: Solve for x
    x = 1,496,344,716,168.50/1,412,322.06
  6. Step 6: Final answer
    x = 1,059,492.56

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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.