Home / 2,113,860.60-3,168,458.10-1,167,910.20

Finding the Fourth Proportional to 2,113,860.60, 3,168,458.10 and 1,167,910.20

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Solution

The fourth proportional to 2,113,860.60, 3,168,458.10 and 1,167,910.20 is: 1,750,576.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,113,860.60 : 3,168,458.10 = 1,167,910.20 : x
  2. Step 2: Convert to fraction form
    2,113,860.60/3,168,458.10 = 1,167,910.20/x
  3. Step 3: Cross multiply
    2,113,860.60x = 3,168,458.10 × 1,167,910.20
  4. Step 4: Simplify right side
    2,113,860.60x = 3,700,474,533,262.62
  5. Step 5: Solve for x
    x = 3,700,474,533,262.62/2,113,860.60
  6. Step 6: Final answer
    x = 1,750,576.43

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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.