Home / 1,236,164.60-1,854,299.54-437,452.76

Finding the Fourth Proportional to 1,236,164.60, 1,854,299.54 and 437,452.76

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Solution

The fourth proportional to 1,236,164.60, 1,854,299.54 and 437,452.76 is: 656,197.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,164.60 : 1,854,299.54 = 437,452.76 : x
  2. Step 2: Convert to fraction form
    1,236,164.60/1,854,299.54 = 437,452.76/x
  3. Step 3: Cross multiply
    1,236,164.60x = 1,854,299.54 × 437,452.76
  4. Step 4: Simplify right side
    1,236,164.60x = 811,168,451,639.73
  5. Step 5: Solve for x
    x = 811,168,451,639.73/1,236,164.60
  6. Step 6: Final answer
    x = 656,197.77

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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.