Home / 1,842,718.56-2,764,471.45-644,679.96

Finding the Fourth Proportional to 1,842,718.56, 2,764,471.45 and 644,679.96

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Solution

The fourth proportional to 1,842,718.56, 2,764,471.45 and 644,679.96 is: 967,157.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,842,718.56 : 2,764,471.45 = 644,679.96 : x
  2. Step 2: Convert to fraction form
    1,842,718.56/2,764,471.45 = 644,679.96/x
  3. Step 3: Cross multiply
    1,842,718.56x = 2,764,471.45 × 644,679.96
  4. Step 4: Simplify right side
    1,842,718.56x = 1,782,199,343,807.14
  5. Step 5: Solve for x
    x = 1,782,199,343,807.14/1,842,718.56
  6. Step 6: Final answer
    x = 967,157.65

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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.