Home / 1,846,982.70-2,765,808.45-1,212,461.10

Finding the Fourth Proportional to 1,846,982.70, 2,765,808.45 and 1,212,461.10

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Solution

The fourth proportional to 1,846,982.70, 2,765,808.45 and 1,212,461.10 is: 1,815,628.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,846,982.70 : 2,765,808.45 = 1,212,461.10 : x
  2. Step 2: Convert to fraction form
    1,846,982.70/2,765,808.45 = 1,212,461.10/x
  3. Step 3: Cross multiply
    1,846,982.70x = 2,765,808.45 × 1,212,461.10
  4. Step 4: Simplify right side
    1,846,982.70x = 3,353,435,155,676.30
  5. Step 5: Solve for x
    x = 3,353,435,155,676.30/1,846,982.70
  6. Step 6: Final answer
    x = 1,815,628.89

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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.