Home / 1,601,195.90-2,209,705.52-876,043.65

Finding the Fourth Proportional to 1,601,195.90, 2,209,705.52 and 876,043.65

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Solution

The fourth proportional to 1,601,195.90, 2,209,705.52 and 876,043.65 is: 1,208,970.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,601,195.90 : 2,209,705.52 = 876,043.65 : x
  2. Step 2: Convert to fraction form
    1,601,195.90/2,209,705.52 = 876,043.65/x
  3. Step 3: Cross multiply
    1,601,195.90x = 2,209,705.52 × 876,043.65
  4. Step 4: Simplify right side
    1,601,195.90x = 1,935,798,493,072.13
  5. Step 5: Solve for x
    x = 1,935,798,493,072.13/1,601,195.90
  6. Step 6: Final answer
    x = 1,208,970.43

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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.