Home / 1,105,551.95-1,655,920.98-677,794.19

Finding the Fourth Proportional to 1,105,551.95, 1,655,920.98 and 677,794.19

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Solution

The fourth proportional to 1,105,551.95, 1,655,920.98 and 677,794.19 is: 1,015,215.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,551.95 : 1,655,920.98 = 677,794.19 : x
  2. Step 2: Convert to fraction form
    1,105,551.95/1,655,920.98 = 677,794.19/x
  3. Step 3: Cross multiply
    1,105,551.95x = 1,655,920.98 × 677,794.19
  4. Step 4: Simplify right side
    1,105,551.95x = 1,122,373,611,063.50
  5. Step 5: Solve for x
    x = 1,122,373,611,063.50/1,105,551.95
  6. Step 6: Final answer
    x = 1,015,215.63

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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.