Home / 1,098,682.40-1,648,023.60-673,529.60

Finding the Fourth Proportional to 1,098,682.40, 1,648,023.60 and 673,529.60

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Solution

The fourth proportional to 1,098,682.40, 1,648,023.60 and 673,529.60 is: 1,010,294.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,682.40 : 1,648,023.60 = 673,529.60 : x
  2. Step 2: Convert to fraction form
    1,098,682.40/1,648,023.60 = 673,529.60/x
  3. Step 3: Cross multiply
    1,098,682.40x = 1,648,023.60 × 673,529.60
  4. Step 4: Simplify right side
    1,098,682.40x = 1,109,992,676,098.56
  5. Step 5: Solve for x
    x = 1,109,992,676,098.56/1,098,682.40
  6. Step 6: Final answer
    x = 1,010,294.40

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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.