Home / 1,204,516.98-1,662,222.06-660,641.67

Finding the Fourth Proportional to 1,204,516.98, 1,662,222.06 and 660,641.67

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Solution

The fourth proportional to 1,204,516.98, 1,662,222.06 and 660,641.67 is: 911,679.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,516.98 : 1,662,222.06 = 660,641.67 : x
  2. Step 2: Convert to fraction form
    1,204,516.98/1,662,222.06 = 660,641.67/x
  3. Step 3: Cross multiply
    1,204,516.98x = 1,662,222.06 × 660,641.67
  4. Step 4: Simplify right side
    1,204,516.98x = 1,098,133,157,629.24
  5. Step 5: Solve for x
    x = 1,098,133,157,629.24/1,204,516.98
  6. Step 6: Final answer
    x = 911,679.27

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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.