Home / 1,664,771.10-2,497,156.65-867,609.60

Finding the Fourth Proportional to 1,664,771.10, 2,497,156.65 and 867,609.60

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Solution

The fourth proportional to 1,664,771.10, 2,497,156.65 and 867,609.60 is: 1,301,414.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,771.10 : 2,497,156.65 = 867,609.60 : x
  2. Step 2: Convert to fraction form
    1,664,771.10/2,497,156.65 = 867,609.60/x
  3. Step 3: Cross multiply
    1,664,771.10x = 2,497,156.65 × 867,609.60
  4. Step 4: Simplify right side
    1,664,771.10x = 2,166,557,082,243.84
  5. Step 5: Solve for x
    x = 2,166,557,082,243.84/1,664,771.10
  6. Step 6: Final answer
    x = 1,301,414.40

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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.