Home / 1,219,702.73-1,683,199.73-675,847.60

Finding the Fourth Proportional to 1,219,702.73, 1,683,199.73 and 675,847.60

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Solution

The fourth proportional to 1,219,702.73, 1,683,199.73 and 675,847.60 is: 932,675.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,702.73 : 1,683,199.73 = 675,847.60 : x
  2. Step 2: Convert to fraction form
    1,219,702.73/1,683,199.73 = 675,847.60/x
  3. Step 3: Cross multiply
    1,219,702.73x = 1,683,199.73 × 675,847.60
  4. Step 4: Simplify right side
    1,219,702.73x = 1,137,586,494,372.39
  5. Step 5: Solve for x
    x = 1,137,586,494,372.39/1,219,702.73
  6. Step 6: Final answer
    x = 932,675.20

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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.