Home / 1,212,298.98-1,819,157.43-673,009.39

Finding the Fourth Proportional to 1,212,298.98, 1,819,157.43 and 673,009.39

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Solution

The fourth proportional to 1,212,298.98, 1,819,157.43 and 673,009.39 is: 1,009,907.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,298.98 : 1,819,157.43 = 673,009.39 : x
  2. Step 2: Convert to fraction form
    1,212,298.98/1,819,157.43 = 673,009.39/x
  3. Step 3: Cross multiply
    1,212,298.98x = 1,819,157.43 × 673,009.39
  4. Step 4: Simplify right side
    1,212,298.98x = 1,224,310,026,047.85
  5. Step 5: Solve for x
    x = 1,224,310,026,047.85/1,212,298.98
  6. Step 6: Final answer
    x = 1,009,907.66

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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.