Home / 1,611,319.82-2,223,677.22-886,222.40

Finding the Fourth Proportional to 1,611,319.82, 2,223,677.22 and 886,222.40

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Solution

The fourth proportional to 1,611,319.82, 2,223,677.22 and 886,222.40 is: 1,223,017.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,319.82 : 2,223,677.22 = 886,222.40 : x
  2. Step 2: Convert to fraction form
    1,611,319.82/2,223,677.22 = 886,222.40/x
  3. Step 3: Cross multiply
    1,611,319.82x = 2,223,677.22 × 886,222.40
  4. Step 4: Simplify right side
    1,611,319.82x = 1,970,672,562,733.73
  5. Step 5: Solve for x
    x = 1,970,672,562,733.73/1,611,319.82
  6. Step 6: Final answer
    x = 1,223,017.64

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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.