Home / 1,820,778.88-2,731,299.54-698,847.88

Finding the Fourth Proportional to 1,820,778.88, 2,731,299.54 and 698,847.88

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Solution

The fourth proportional to 1,820,778.88, 2,731,299.54 and 698,847.88 is: 1,048,322.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,778.88 : 2,731,299.54 = 698,847.88 : x
  2. Step 2: Convert to fraction form
    1,820,778.88/2,731,299.54 = 698,847.88/x
  3. Step 3: Cross multiply
    1,820,778.88x = 2,731,299.54 × 698,847.88
  4. Step 4: Simplify right side
    1,820,778.88x = 1,908,762,893,173.98
  5. Step 5: Solve for x
    x = 1,908,762,893,173.98/1,820,778.88
  6. Step 6: Final answer
    x = 1,048,322.18

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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.