Home / 1,330,965.66-1,834,580.79-1,040,071.65

Finding the Fourth Proportional to 1,330,965.66, 1,834,580.79 and 1,040,071.65

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Solution

The fourth proportional to 1,330,965.66, 1,834,580.79 and 1,040,071.65 is: 1,433,617.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,965.66 : 1,834,580.79 = 1,040,071.65 : x
  2. Step 2: Convert to fraction form
    1,330,965.66/1,834,580.79 = 1,040,071.65/x
  3. Step 3: Cross multiply
    1,330,965.66x = 1,834,580.79 × 1,040,071.65
  4. Step 4: Simplify right side
    1,330,965.66x = 1,908,095,469,313.60
  5. Step 5: Solve for x
    x = 1,908,095,469,313.60/1,330,965.66
  6. Step 6: Final answer
    x = 1,433,617.36

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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.