Home / 2,105,865.24-3,159,357.93-666,576.24

Finding the Fourth Proportional to 2,105,865.24, 3,159,357.93 and 666,576.24

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Solution

The fourth proportional to 2,105,865.24, 3,159,357.93 and 666,576.24 is: 1,000,041.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,105,865.24 : 3,159,357.93 = 666,576.24 : x
  2. Step 2: Convert to fraction form
    2,105,865.24/3,159,357.93 = 666,576.24/x
  3. Step 3: Cross multiply
    2,105,865.24x = 3,159,357.93 × 666,576.24
  4. Step 4: Simplify right side
    2,105,865.24x = 2,105,952,929,793.58
  5. Step 5: Solve for x
    x = 2,105,952,929,793.58/2,105,865.24
  6. Step 6: Final answer
    x = 1,000,041.64

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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.