Home / 4,265,056.44-6,397,915.32-1,425,178.80

Finding the Fourth Proportional to 4,265,056.44, 6,397,915.32 and 1,425,178.80

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Solution

The fourth proportional to 4,265,056.44, 6,397,915.32 and 1,425,178.80 is: 2,137,878.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,265,056.44 : 6,397,915.32 = 1,425,178.80 : x
  2. Step 2: Convert to fraction form
    4,265,056.44/6,397,915.32 = 1,425,178.80/x
  3. Step 3: Cross multiply
    4,265,056.44x = 6,397,915.32 × 1,425,178.80
  4. Step 4: Simplify right side
    4,265,056.44x = 9,118,173,278,259.22
  5. Step 5: Solve for x
    x = 9,118,173,278,259.22/4,265,056.44
  6. Step 6: Final answer
    x = 2,137,878.69

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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.