Home / 1,212,298.73-1,819,157.05-673,009.14

Finding the Fourth Proportional to 1,212,298.73, 1,819,157.05 and 673,009.14

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Solution

The fourth proportional to 1,212,298.73, 1,819,157.05 and 673,009.14 is: 1,009,907.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,298.73 : 1,819,157.05 = 673,009.14 : x
  2. Step 2: Convert to fraction form
    1,212,298.73/1,819,157.05 = 673,009.14/x
  3. Step 3: Cross multiply
    1,212,298.73x = 1,819,157.05 × 673,009.14
  4. Step 4: Simplify right side
    1,212,298.73x = 1,224,309,315,764.86
  5. Step 5: Solve for x
    x = 1,224,309,315,764.86/1,212,298.73
  6. Step 6: Final answer
    x = 1,009,907.28

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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.