Home / 1,669,618.22-2,504,526.78-644,956.34

Finding the Fourth Proportional to 1,669,618.22, 2,504,526.78 and 644,956.34

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Solution

The fourth proportional to 1,669,618.22, 2,504,526.78 and 644,956.34 is: 967,472.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669,618.22 : 2,504,526.78 = 644,956.34 : x
  2. Step 2: Convert to fraction form
    1,669,618.22/2,504,526.78 = 644,956.34/x
  3. Step 3: Cross multiply
    1,669,618.22x = 2,504,526.78 × 644,956.34
  4. Step 4: Simplify right side
    1,669,618.22x = 1,615,310,425,460.79
  5. Step 5: Solve for x
    x = 1,615,310,425,460.79/1,669,618.22
  6. Step 6: Final answer
    x = 967,472.93

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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.