Home / 1,819,005.41-2,728,042.71-539,313.65

Finding the Fourth Proportional to 1,819,005.41, 2,728,042.71 and 539,313.65

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Solution

The fourth proportional to 1,819,005.41, 2,728,042.71 and 539,313.65 is: 808,832.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,005.41 : 2,728,042.71 = 539,313.65 : x
  2. Step 2: Convert to fraction form
    1,819,005.41/2,728,042.71 = 539,313.65/x
  3. Step 3: Cross multiply
    1,819,005.41x = 2,728,042.71 × 539,313.65
  4. Step 4: Simplify right side
    1,819,005.41x = 1,471,270,665,853.51
  5. Step 5: Solve for x
    x = 1,471,270,665,853.51/1,819,005.41
  6. Step 6: Final answer
    x = 808,832.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.