Home / 1,941,405.40-2,910,941.70-996,621.40

Finding the Fourth Proportional to 1,941,405.40, 2,910,941.70 and 996,621.40

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Solution

The fourth proportional to 1,941,405.40, 2,910,941.70 and 996,621.40 is: 1,494,333.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,405.40 : 2,910,941.70 = 996,621.40 : x
  2. Step 2: Convert to fraction form
    1,941,405.40/2,910,941.70 = 996,621.40/x
  3. Step 3: Cross multiply
    1,941,405.40x = 2,910,941.70 × 996,621.40
  4. Step 4: Simplify right side
    1,941,405.40x = 2,901,106,792,372.38
  5. Step 5: Solve for x
    x = 2,901,106,792,372.38/1,941,405.40
  6. Step 6: Final answer
    x = 1,494,333.33

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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.