Home / 1,474,005.21-2,210,255.36-674,601.36

Finding the Fourth Proportional to 1,474,005.21, 2,210,255.36 and 674,601.36

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Solution

The fourth proportional to 1,474,005.21, 2,210,255.36 and 674,601.36 is: 1,011,557.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474,005.21 : 2,210,255.36 = 674,601.36 : x
  2. Step 2: Convert to fraction form
    1,474,005.21/2,210,255.36 = 674,601.36/x
  3. Step 3: Cross multiply
    1,474,005.21x = 2,210,255.36 × 674,601.36
  4. Step 4: Simplify right side
    1,474,005.21x = 1,491,041,271,803.29
  5. Step 5: Solve for x
    x = 1,491,041,271,803.29/1,474,005.21
  6. Step 6: Final answer
    x = 1,011,557.67

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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.