Home / 1,723,292.56-2,577,738.82-1,210,921.80

Finding the Fourth Proportional to 1,723,292.56, 2,577,738.82 and 1,210,921.80

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Solution

The fourth proportional to 1,723,292.56, 2,577,738.82 and 1,210,921.80 is: 1,811,323.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,723,292.56 : 2,577,738.82 = 1,210,921.80 : x
  2. Step 2: Convert to fraction form
    1,723,292.56/2,577,738.82 = 1,210,921.80/x
  3. Step 3: Cross multiply
    1,723,292.56x = 2,577,738.82 × 1,210,921.80
  4. Step 4: Simplify right side
    1,723,292.56x = 3,121,440,131,844.28
  5. Step 5: Solve for x
    x = 3,121,440,131,844.28/1,723,292.56
  6. Step 6: Final answer
    x = 1,811,323.40

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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.