Home / 2,696,938.20-4,042,685.70-1,347,024.60

Finding the Fourth Proportional to 2,696,938.20, 4,042,685.70 and 1,347,024.60

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Solution

The fourth proportional to 2,696,938.20, 4,042,685.70 and 1,347,024.60 is: 2,019,177.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,696,938.20 : 4,042,685.70 = 1,347,024.60 : x
  2. Step 2: Convert to fraction form
    2,696,938.20/4,042,685.70 = 1,347,024.60/x
  3. Step 3: Cross multiply
    2,696,938.20x = 4,042,685.70 × 1,347,024.60
  4. Step 4: Simplify right side
    2,696,938.20x = 5,445,597,087,968.22
  5. Step 5: Solve for x
    x = 5,445,597,087,968.22/2,696,938.20
  6. Step 6: Final answer
    x = 2,019,177.56

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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.