Home / 1,494,745.49-2,238,747.28-694,342.67

Finding the Fourth Proportional to 1,494,745.49, 2,238,747.28 and 694,342.67

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Solution

The fourth proportional to 1,494,745.49, 2,238,747.28 and 694,342.67 is: 1,039,948.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,745.49 : 2,238,747.28 = 694,342.67 : x
  2. Step 2: Convert to fraction form
    1,494,745.49/2,238,747.28 = 694,342.67/x
  3. Step 3: Cross multiply
    1,494,745.49x = 2,238,747.28 × 694,342.67
  4. Step 4: Simplify right side
    1,494,745.49x = 1,554,457,762,318.40
  5. Step 5: Solve for x
    x = 1,554,457,762,318.40/1,494,745.49
  6. Step 6: Final answer
    x = 1,039,948.12

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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.