Home / 2,223,953.10-3,069,108.90-1,257,086.88

Finding the Fourth Proportional to 2,223,953.10, 3,069,108.90 and 1,257,086.88

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Solution

The fourth proportional to 2,223,953.10, 3,069,108.90 and 1,257,086.88 is: 1,734,810.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,223,953.10 : 3,069,108.90 = 1,257,086.88 : x
  2. Step 2: Convert to fraction form
    2,223,953.10/3,069,108.90 = 1,257,086.88/x
  3. Step 3: Cross multiply
    2,223,953.10x = 3,069,108.90 × 1,257,086.88
  4. Step 4: Simplify right side
    2,223,953.10x = 3,858,136,531,481.23
  5. Step 5: Solve for x
    x = 3,858,136,531,481.23/2,223,953.10
  6. Step 6: Final answer
    x = 1,734,810.20

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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.