Home / 2,127,815.88-2,936,370.96-1,210,044.48

Finding the Fourth Proportional to 2,127,815.88, 2,936,370.96 and 1,210,044.48

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Solution

The fourth proportional to 2,127,815.88, 2,936,370.96 and 1,210,044.48 is: 1,669,852.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127,815.88 : 2,936,370.96 = 1,210,044.48 : x
  2. Step 2: Convert to fraction form
    2,127,815.88/2,936,370.96 = 1,210,044.48/x
  3. Step 3: Cross multiply
    2,127,815.88x = 2,936,370.96 × 1,210,044.48
  4. Step 4: Simplify right side
    2,127,815.88x = 3,553,139,471,380.30
  5. Step 5: Solve for x
    x = 3,553,139,471,380.30/2,127,815.88
  6. Step 6: Final answer
    x = 1,669,852.88

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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.