Home / 3,076,147.32-4,611,722.93-1,280,374.97

Finding the Fourth Proportional to 3,076,147.32, 4,611,722.93 and 1,280,374.97

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Solution

The fourth proportional to 3,076,147.32, 4,611,722.93 and 1,280,374.97 is: 1,919,522.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076,147.32 : 4,611,722.93 = 1,280,374.97 : x
  2. Step 2: Convert to fraction form
    3,076,147.32/4,611,722.93 = 1,280,374.97/x
  3. Step 3: Cross multiply
    3,076,147.32x = 4,611,722.93 × 1,280,374.97
  4. Step 4: Simplify right side
    3,076,147.32x = 5,904,734,578,686.57
  5. Step 5: Solve for x
    x = 5,904,734,578,686.57/3,076,147.32
  6. Step 6: Final answer
    x = 1,919,522.69

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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.