Home / 2,808,804.52-3,876,148.92-1,585,366.65

Finding the Fourth Proportional to 2,808,804.52, 3,876,148.92 and 1,585,366.65

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Solution

The fourth proportional to 2,808,804.52, 3,876,148.92 and 1,585,366.65 is: 2,187,805.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808,804.52 : 3,876,148.92 = 1,585,366.65 : x
  2. Step 2: Convert to fraction form
    2,808,804.52/3,876,148.92 = 1,585,366.65/x
  3. Step 3: Cross multiply
    2,808,804.52x = 3,876,148.92 × 1,585,366.65
  4. Step 4: Simplify right side
    2,808,804.52x = 6,145,117,228,201.52
  5. Step 5: Solve for x
    x = 6,145,117,228,201.52/2,808,804.52
  6. Step 6: Final answer
    x = 2,187,805.23

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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.