Home / 3,132,605.20-4,698,907.80-1,872,893.20

Finding the Fourth Proportional to 3,132,605.20, 4,698,907.80 and 1,872,893.20

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Solution

The fourth proportional to 3,132,605.20, 4,698,907.80 and 1,872,893.20 is: 2,809,339.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132,605.20 : 4,698,907.80 = 1,872,893.20 : x
  2. Step 2: Convert to fraction form
    3,132,605.20/4,698,907.80 = 1,872,893.20/x
  3. Step 3: Cross multiply
    3,132,605.20x = 4,698,907.80 × 1,872,893.20
  4. Step 4: Simplify right side
    3,132,605.20x = 8,800,552,466,046.96
  5. Step 5: Solve for x
    x = 8,800,552,466,046.96/3,132,605.20
  6. Step 6: Final answer
    x = 2,809,339.80

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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.