Home / 1,278,912.24-1,764,913.46-705,952.67

Finding the Fourth Proportional to 1,278,912.24, 1,764,913.46 and 705,952.67

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Solution

The fourth proportional to 1,278,912.24, 1,764,913.46 and 705,952.67 is: 974,222.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,278,912.24 : 1,764,913.46 = 705,952.67 : x
  2. Step 2: Convert to fraction form
    1,278,912.24/1,764,913.46 = 705,952.67/x
  3. Step 3: Cross multiply
    1,278,912.24x = 1,764,913.46 × 705,952.67
  4. Step 4: Simplify right side
    1,278,912.24x = 1,245,945,357,051.61
  5. Step 5: Solve for x
    x = 1,245,945,357,051.61/1,278,912.24
  6. Step 6: Final answer
    x = 974,222.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.