Home / 3,124,405.80-4,686,608.70-994,705.20

Finding the Fourth Proportional to 3,124,405.80, 4,686,608.70 and 994,705.20

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Solution

The fourth proportional to 3,124,405.80, 4,686,608.70 and 994,705.20 is: 1,492,057.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,124,405.80 : 4,686,608.70 = 994,705.20 : x
  2. Step 2: Convert to fraction form
    3,124,405.80/4,686,608.70 = 994,705.20/x
  3. Step 3: Cross multiply
    3,124,405.80x = 4,686,608.70 × 994,705.20
  4. Step 4: Simplify right side
    3,124,405.80x = 4,661,794,044,255.24
  5. Step 5: Solve for x
    x = 4,661,794,044,255.24/3,124,405.80
  6. Step 6: Final answer
    x = 1,492,057.80

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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.