Home / 1,196,214.60-1,794,500.10-427,654.20

Finding the Fourth Proportional to 1,196,214.60, 1,794,500.10 and 427,654.20

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Solution

The fourth proportional to 1,196,214.60, 1,794,500.10 and 427,654.20 is: 641,545.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,214.60 : 1,794,500.10 = 427,654.20 : x
  2. Step 2: Convert to fraction form
    1,196,214.60/1,794,500.10 = 427,654.20/x
  3. Step 3: Cross multiply
    1,196,214.60x = 1,794,500.10 × 427,654.20
  4. Step 4: Simplify right side
    1,196,214.60x = 767,425,504,665.42
  5. Step 5: Solve for x
    x = 767,425,504,665.42/1,196,214.60
  6. Step 6: Final answer
    x = 641,545.01

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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.