Home / 1,300,828.38-1,950,121.26-502,669.98

Finding the Fourth Proportional to 1,300,828.38, 1,950,121.26 and 502,669.98

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Solution

The fourth proportional to 1,300,828.38, 1,950,121.26 and 502,669.98 is: 753,571.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,828.38 : 1,950,121.26 = 502,669.98 : x
  2. Step 2: Convert to fraction form
    1,300,828.38/1,950,121.26 = 502,669.98/x
  3. Step 3: Cross multiply
    1,300,828.38x = 1,950,121.26 × 502,669.98
  4. Step 4: Simplify right side
    1,300,828.38x = 980,267,414,761.78
  5. Step 5: Solve for x
    x = 980,267,414,761.78/1,300,828.38
  6. Step 6: Final answer
    x = 753,571.67

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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.