Home / 4,984,013-6,877,940.70-2,692,173.72

Finding the Fourth Proportional to 4,984,013, 6,877,940.70 and 2,692,173.72

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Solution

The fourth proportional to 4,984,013, 6,877,940.70 and 2,692,173.72 is: 3,715,201.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,984,013 : 6,877,940.70 = 2,692,173.72 : x
  2. Step 2: Convert to fraction form
    4,984,013/6,877,940.70 = 2,692,173.72/x
  3. Step 3: Cross multiply
    4,984,013x = 6,877,940.70 × 2,692,173.72
  4. Step 4: Simplify right side
    4,984,013x = 18,516,611,200,258.41
  5. Step 5: Solve for x
    x = 18,516,611,200,258.41/4,984,013
  6. Step 6: Final answer
    x = 3,715,201.22

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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.