Home / 3,947,425.84-5,447,143.60-2,228,716

Finding the Fourth Proportional to 3,947,425.84, 5,447,143.60 and 2,228,716

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Solution

The fourth proportional to 3,947,425.84, 5,447,143.60 and 2,228,716 is: 3,075,456.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,947,425.84 : 5,447,143.60 = 2,228,716 : x
  2. Step 2: Convert to fraction form
    3,947,425.84/5,447,143.60 = 2,228,716/x
  3. Step 3: Cross multiply
    3,947,425.84x = 5,447,143.60 × 2,228,716
  4. Step 4: Simplify right side
    3,947,425.84x = 12,140,136,095,617.60
  5. Step 5: Solve for x
    x = 12,140,136,095,617.60/3,947,425.84
  6. Step 6: Final answer
    x = 3,075,456.41

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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.