Home / 1,236,905.54-1,854,683.83-372,214.49

Finding the Fourth Proportional to 1,236,905.54, 1,854,683.83 and 372,214.49

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Solution

The fourth proportional to 1,236,905.54, 1,854,683.83 and 372,214.49 is: 558,118.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,905.54 : 1,854,683.83 = 372,214.49 : x
  2. Step 2: Convert to fraction form
    1,236,905.54/1,854,683.83 = 372,214.49/x
  3. Step 3: Cross multiply
    1,236,905.54x = 1,854,683.83 × 372,214.49
  4. Step 4: Simplify right side
    1,236,905.54x = 690,340,197,519.14
  5. Step 5: Solve for x
    x = 690,340,197,519.14/1,236,905.54
  6. Step 6: Final answer
    x = 558,118.77

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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.