Home / 809,322.10-1,213,983.15-716,010.10

Finding the Fourth Proportional to 809,322.10, 1,213,983.15 and 716,010.10

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Solution

The fourth proportional to 809,322.10, 1,213,983.15 and 716,010.10 is: 1,074,015.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,322.10 : 1,213,983.15 = 716,010.10 : x
  2. Step 2: Convert to fraction form
    809,322.10/1,213,983.15 = 716,010.10/x
  3. Step 3: Cross multiply
    809,322.10x = 1,213,983.15 × 716,010.10
  4. Step 4: Simplify right side
    809,322.10x = 869,224,196,629.82
  5. Step 5: Solve for x
    x = 869,224,196,629.82/809,322.10
  6. Step 6: Final answer
    x = 1,074,015.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.