Home / 2,936,726.80-4,405,090.20-942,384.40

Finding the Fourth Proportional to 2,936,726.80, 4,405,090.20 and 942,384.40

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Solution

The fourth proportional to 2,936,726.80, 4,405,090.20 and 942,384.40 is: 1,413,576.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936,726.80 : 4,405,090.20 = 942,384.40 : x
  2. Step 2: Convert to fraction form
    2,936,726.80/4,405,090.20 = 942,384.40/x
  3. Step 3: Cross multiply
    2,936,726.80x = 4,405,090.20 × 942,384.40
  4. Step 4: Simplify right side
    2,936,726.80x = 4,151,288,285,072.88
  5. Step 5: Solve for x
    x = 4,151,288,285,072.88/2,936,726.80
  6. Step 6: Final answer
    x = 1,413,576.60

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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.