Home / 1,950,572.81-2,691,895.07-1,091,081.81

Finding the Fourth Proportional to 1,950,572.81, 2,691,895.07 and 1,091,081.81

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Solution

The fourth proportional to 1,950,572.81, 2,691,895.07 and 1,091,081.81 is: 1,505,751.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,950,572.81 : 2,691,895.07 = 1,091,081.81 : x
  2. Step 2: Convert to fraction form
    1,950,572.81/2,691,895.07 = 1,091,081.81/x
  3. Step 3: Cross multiply
    1,950,572.81x = 2,691,895.07 × 1,091,081.81
  4. Step 4: Simplify right side
    1,950,572.81x = 2,937,077,739,850.27
  5. Step 5: Solve for x
    x = 2,937,077,739,850.27/1,950,572.81
  6. Step 6: Final answer
    x = 1,505,751.40

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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.