Home / 1,780,232.82-2,456,707.72-964,430.67

Finding the Fourth Proportional to 1,780,232.82, 2,456,707.72 and 964,430.67

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Solution

The fourth proportional to 1,780,232.82, 2,456,707.72 and 964,430.67 is: 1,330,906.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,232.82 : 2,456,707.72 = 964,430.67 : x
  2. Step 2: Convert to fraction form
    1,780,232.82/2,456,707.72 = 964,430.67/x
  3. Step 3: Cross multiply
    1,780,232.82x = 2,456,707.72 × 964,430.67
  4. Step 4: Simplify right side
    1,780,232.82x = 2,369,324,272,393.77
  5. Step 5: Solve for x
    x = 2,369,324,272,393.77/1,780,232.82
  6. Step 6: Final answer
    x = 1,330,906.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.