Home / 816,558.16-1,126,887.64-454,019.16

Finding the Fourth Proportional to 816,558.16, 1,126,887.64 and 454,019.16

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Solution

The fourth proportional to 816,558.16, 1,126,887.64 and 454,019.16 is: 626,567.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,558.16 : 1,126,887.64 = 454,019.16 : x
  2. Step 2: Convert to fraction form
    816,558.16/1,126,887.64 = 454,019.16/x
  3. Step 3: Cross multiply
    816,558.16x = 1,126,887.64 × 454,019.16
  4. Step 4: Simplify right side
    816,558.16x = 511,628,579,727.18
  5. Step 5: Solve for x
    x = 511,628,579,727.18/816,558.16
  6. Step 6: Final answer
    x = 626,567.22

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.