Home / 1,054,491.92-1,581,606.64-423,192.52

Finding the Fourth Proportional to 1,054,491.92, 1,581,606.64 and 423,192.52

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Solution

The fourth proportional to 1,054,491.92, 1,581,606.64 and 423,192.52 is: 634,736.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,491.92 : 1,581,606.64 = 423,192.52 : x
  2. Step 2: Convert to fraction form
    1,054,491.92/1,581,606.64 = 423,192.52/x
  3. Step 3: Cross multiply
    1,054,491.92x = 1,581,606.64 × 423,192.52
  4. Step 4: Simplify right side
    1,054,491.92x = 669,324,099,630.33
  5. Step 5: Solve for x
    x = 669,324,099,630.33/1,054,491.92
  6. Step 6: Final answer
    x = 634,736.11

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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.