Home / 1,300,388.06-1,951,352.67-724,493.36

Finding the Fourth Proportional to 1,300,388.06, 1,951,352.67 and 724,493.36

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Solution

The fourth proportional to 1,300,388.06, 1,951,352.67 and 724,493.36 is: 1,087,169.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,388.06 : 1,951,352.67 = 724,493.36 : x
  2. Step 2: Convert to fraction form
    1,300,388.06/1,951,352.67 = 724,493.36/x
  3. Step 3: Cross multiply
    1,300,388.06x = 1,951,352.67 × 724,493.36
  4. Step 4: Simplify right side
    1,300,388.06x = 1,413,742,052,433.27
  5. Step 5: Solve for x
    x = 1,413,742,052,433.27/1,300,388.06
  6. Step 6: Final answer
    x = 1,087,169.36

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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.