Home / 3,056,540.47-4,218,048.57-1,679,907.60

Finding the Fourth Proportional to 3,056,540.47, 4,218,048.57 and 1,679,907.60

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Solution

The fourth proportional to 3,056,540.47, 4,218,048.57 and 1,679,907.60 is: 2,318,284.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056,540.47 : 4,218,048.57 = 1,679,907.60 : x
  2. Step 2: Convert to fraction form
    3,056,540.47/4,218,048.57 = 1,679,907.60/x
  3. Step 3: Cross multiply
    3,056,540.47x = 4,218,048.57 × 1,679,907.60
  4. Step 4: Simplify right side
    3,056,540.47x = 7,085,931,856,211.79
  5. Step 5: Solve for x
    x = 7,085,931,856,211.79/3,056,540.47
  6. Step 6: Final answer
    x = 2,318,284.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.