Home / 1,842,717.56-2,764,469.95-644,678.96

Finding the Fourth Proportional to 1,842,717.56, 2,764,469.95 and 644,678.96

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Solution

The fourth proportional to 1,842,717.56, 2,764,469.95 and 644,678.96 is: 967,156.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,842,717.56 : 2,764,469.95 = 644,678.96 : x
  2. Step 2: Convert to fraction form
    1,842,717.56/2,764,469.95 = 644,678.96/x
  3. Step 3: Cross multiply
    1,842,717.56x = 2,764,469.95 × 644,678.96
  4. Step 4: Simplify right side
    1,842,717.56x = 1,782,195,596,883.20
  5. Step 5: Solve for x
    x = 1,782,195,596,883.20/1,842,717.56
  6. Step 6: Final answer
    x = 967,156.14

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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.