Home / 3,211,391.67-4,431,781.38-1,761,000.60

Finding the Fourth Proportional to 3,211,391.67, 4,431,781.38 and 1,761,000.60

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Solution

The fourth proportional to 3,211,391.67, 4,431,781.38 and 1,761,000.60 is: 2,430,214.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211,391.67 : 4,431,781.38 = 1,761,000.60 : x
  2. Step 2: Convert to fraction form
    3,211,391.67/4,431,781.38 = 1,761,000.60/x
  3. Step 3: Cross multiply
    3,211,391.67x = 4,431,781.38 × 1,761,000.60
  4. Step 4: Simplify right side
    3,211,391.67x = 7,804,369,669,248.83
  5. Step 5: Solve for x
    x = 7,804,369,669,248.83/3,211,391.67
  6. Step 6: Final answer
    x = 2,430,214.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.