Home / 1,132,579.37-1,562,964.72-649,172.79

Finding the Fourth Proportional to 1,132,579.37, 1,562,964.72 and 649,172.79

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Solution

The fourth proportional to 1,132,579.37, 1,562,964.72 and 649,172.79 is: 895,861.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,579.37 : 1,562,964.72 = 649,172.79 : x
  2. Step 2: Convert to fraction form
    1,132,579.37/1,562,964.72 = 649,172.79/x
  3. Step 3: Cross multiply
    1,132,579.37x = 1,562,964.72 × 649,172.79
  4. Step 4: Simplify right side
    1,132,579.37x = 1,014,634,167,953.97
  5. Step 5: Solve for x
    x = 1,014,634,167,953.97/1,132,579.37
  6. Step 6: Final answer
    x = 895,861.42

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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.