Home / 4,271,893.50-6,408,890.06-1,280,077.50

Finding the Fourth Proportional to 4,271,893.50, 6,408,890.06 and 1,280,077.50

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Solution

The fourth proportional to 4,271,893.50, 6,408,890.06 and 1,280,077.50 is: 1,920,430.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,271,893.50 : 6,408,890.06 = 1,280,077.50 : x
  2. Step 2: Convert to fraction form
    4,271,893.50/6,408,890.06 = 1,280,077.50/x
  3. Step 3: Cross multiply
    4,271,893.50x = 6,408,890.06 × 1,280,077.50
  4. Step 4: Simplify right side
    4,271,893.50x = 8,203,875,959,379.26
  5. Step 5: Solve for x
    x = 8,203,875,959,379.26/4,271,893.50
  6. Step 6: Final answer
    x = 1,920,430.83

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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.