Home / 4,271,888.25-6,408,882.18-1,280,072.25

Finding the Fourth Proportional to 4,271,888.25, 6,408,882.18 and 1,280,072.25

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Solution

The fourth proportional to 4,271,888.25, 6,408,882.18 and 1,280,072.25 is: 1,920,422.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,271,888.25 : 6,408,882.18 = 1,280,072.25 : x
  2. Step 2: Convert to fraction form
    4,271,888.25/6,408,882.18 = 1,280,072.25/x
  3. Step 3: Cross multiply
    4,271,888.25x = 6,408,882.18 × 1,280,072.25
  4. Step 4: Simplify right side
    4,271,888.25x = 8,203,832,232,137.51
  5. Step 5: Solve for x
    x = 8,203,832,232,137.51/4,271,888.25
  6. Step 6: Final answer
    x = 1,920,422.95

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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.