Home / 946,140.80-1,419,211.20-852,828.80

Finding the Fourth Proportional to 946,140.80, 1,419,211.20 and 852,828.80

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Solution

The fourth proportional to 946,140.80, 1,419,211.20 and 852,828.80 is: 1,279,243.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,140.80 : 1,419,211.20 = 852,828.80 : x
  2. Step 2: Convert to fraction form
    946,140.80/1,419,211.20 = 852,828.80/x
  3. Step 3: Cross multiply
    946,140.80x = 1,419,211.20 × 852,828.80
  4. Step 4: Simplify right side
    946,140.80x = 1,210,344,184,642.56
  5. Step 5: Solve for x
    x = 1,210,344,184,642.56/946,140.80
  6. Step 6: Final answer
    x = 1,279,243.20

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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.