Home / 1,362,034.08-1,879,579.62-853,017.12

Finding the Fourth Proportional to 1,362,034.08, 1,879,579.62 and 853,017.12

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Solution

The fourth proportional to 1,362,034.08, 1,879,579.62 and 853,017.12 is: 1,177,146.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,034.08 : 1,879,579.62 = 853,017.12 : x
  2. Step 2: Convert to fraction form
    1,362,034.08/1,879,579.62 = 853,017.12/x
  3. Step 3: Cross multiply
    1,362,034.08x = 1,879,579.62 × 853,017.12
  4. Step 4: Simplify right side
    1,362,034.08x = 1,603,313,594,263.09
  5. Step 5: Solve for x
    x = 1,603,313,594,263.09/1,362,034.08
  6. Step 6: Final answer
    x = 1,177,146.46

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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.