Home / 1,136,409.14-1,568,277.68-620,196.24

Finding the Fourth Proportional to 1,136,409.14, 1,568,277.68 and 620,196.24

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Solution

The fourth proportional to 1,136,409.14, 1,568,277.68 and 620,196.24 is: 855,888.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,409.14 : 1,568,277.68 = 620,196.24 : x
  2. Step 2: Convert to fraction form
    1,136,409.14/1,568,277.68 = 620,196.24/x
  3. Step 3: Cross multiply
    1,136,409.14x = 1,568,277.68 × 620,196.24
  4. Step 4: Simplify right side
    1,136,409.14x = 972,639,916,974.40
  5. Step 5: Solve for x
    x = 972,639,916,974.40/1,136,409.14
  6. Step 6: Final answer
    x = 855,888.85

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Double scale
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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.