Home / 1,136,580.54-1,568,458.89-620,338.14

Finding the Fourth Proportional to 1,136,580.54, 1,568,458.89 and 620,338.14

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Solution

The fourth proportional to 1,136,580.54, 1,568,458.89 and 620,338.14 is: 856,054.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,580.54 : 1,568,458.89 = 620,338.14 : x
  2. Step 2: Convert to fraction form
    1,136,580.54/1,568,458.89 = 620,338.14/x
  3. Step 3: Cross multiply
    1,136,580.54x = 1,568,458.89 × 620,338.14
  4. Step 4: Simplify right side
    1,136,580.54x = 972,974,870,489.07
  5. Step 5: Solve for x
    x = 972,974,870,489.07/1,136,580.54
  6. Step 6: Final answer
    x = 856,054.49

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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.