Home / 1,611,658.89-2,224,142.15-886,562.28

Finding the Fourth Proportional to 1,611,658.89, 2,224,142.15 and 886,562.28

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Solution

The fourth proportional to 1,611,658.89, 2,224,142.15 and 886,562.28 is: 1,223,485.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,658.89 : 2,224,142.15 = 886,562.28 : x
  2. Step 2: Convert to fraction form
    1,611,658.89/2,224,142.15 = 886,562.28/x
  3. Step 3: Cross multiply
    1,611,658.89x = 2,224,142.15 × 886,562.28
  4. Step 4: Simplify right side
    1,611,658.89x = 1,971,840,531,115.29
  5. Step 5: Solve for x
    x = 1,971,840,531,115.29/1,611,658.89
  6. Step 6: Final answer
    x = 1,223,485.03

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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.