Home / 1,461,524.40-2,191,120.20-619,383.60

Finding the Fourth Proportional to 1,461,524.40, 2,191,120.20 and 619,383.60

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Solution

The fourth proportional to 1,461,524.40, 2,191,120.20 and 619,383.60 is: 928,581.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,524.40 : 2,191,120.20 = 619,383.60 : x
  2. Step 2: Convert to fraction form
    1,461,524.40/2,191,120.20 = 619,383.60/x
  3. Step 3: Cross multiply
    1,461,524.40x = 2,191,120.20 × 619,383.60
  4. Step 4: Simplify right side
    1,461,524.40x = 1,357,143,917,508.72
  5. Step 5: Solve for x
    x = 1,357,143,917,508.72/1,461,524.40
  6. Step 6: Final answer
    x = 928,581.09

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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.