Home / 3,322,713.40-4,986,402.90-1,430,812.60

Finding the Fourth Proportional to 3,322,713.40, 4,986,402.90 and 1,430,812.60

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Solution

The fourth proportional to 3,322,713.40, 4,986,402.90 and 1,430,812.60 is: 2,147,223.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,322,713.40 : 4,986,402.90 = 1,430,812.60 : x
  2. Step 2: Convert to fraction form
    3,322,713.40/4,986,402.90 = 1,430,812.60/x
  3. Step 3: Cross multiply
    3,322,713.40x = 4,986,402.90 × 1,430,812.60
  4. Step 4: Simplify right side
    3,322,713.40x = 7,134,608,097,996.54
  5. Step 5: Solve for x
    x = 7,134,608,097,996.54/3,322,713.40
  6. Step 6: Final answer
    x = 2,147,223.44

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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.