Home / 2,692,938.10-4,042,359.60-1,683,200.20

Finding the Fourth Proportional to 2,692,938.10, 4,042,359.60 and 1,683,200.20

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Solution

The fourth proportional to 2,692,938.10, 4,042,359.60 and 1,683,200.20 is: 2,526,645.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,692,938.10 : 4,042,359.60 = 1,683,200.20 : x
  2. Step 2: Convert to fraction form
    2,692,938.10/4,042,359.60 = 1,683,200.20/x
  3. Step 3: Cross multiply
    2,692,938.10x = 4,042,359.60 × 1,683,200.20
  4. Step 4: Simplify right side
    2,692,938.10x = 6,804,100,487,191.92
  5. Step 5: Solve for x
    x = 6,804,100,487,191.92/2,692,938.10
  6. Step 6: Final answer
    x = 2,526,645.71

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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.