Home / 3,728,830.21-5,145,734.90-2,097,236.93

Finding the Fourth Proportional to 3,728,830.21, 5,145,734.90 and 2,097,236.93

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Solution

The fourth proportional to 3,728,830.21, 5,145,734.90 and 2,097,236.93 is: 2,894,158.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,728,830.21 : 5,145,734.90 = 2,097,236.93 : x
  2. Step 2: Convert to fraction form
    3,728,830.21/5,145,734.90 = 2,097,236.93/x
  3. Step 3: Cross multiply
    3,728,830.21x = 5,145,734.90 × 2,097,236.93
  4. Step 4: Simplify right side
    3,728,830.21x = 10,791,825,238,541.18
  5. Step 5: Solve for x
    x = 10,791,825,238,541.18/3,728,830.21
  6. Step 6: Final answer
    x = 2,894,158.39

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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.