Home / 1,842,719.24-2,764,472.48-644,680.64

Finding the Fourth Proportional to 1,842,719.24, 2,764,472.48 and 644,680.64

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Solution

The fourth proportional to 1,842,719.24, 2,764,472.48 and 644,680.64 is: 967,158.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,842,719.24 : 2,764,472.48 = 644,680.64 : x
  2. Step 2: Convert to fraction form
    1,842,719.24/2,764,472.48 = 644,680.64/x
  3. Step 3: Cross multiply
    1,842,719.24x = 2,764,472.48 × 644,680.64
  4. Step 4: Simplify right side
    1,842,719.24x = 1,782,201,893,774.12
  5. Step 5: Solve for x
    x = 1,782,201,893,774.12/1,842,719.24
  6. Step 6: Final answer
    x = 967,158.67

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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.