Home / 1,214,942.01-1,676,615.82-698,671.53

Finding the Fourth Proportional to 1,214,942.01, 1,676,615.82 and 698,671.53

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Solution

The fourth proportional to 1,214,942.01, 1,676,615.82 and 698,671.53 is: 964,164.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,942.01 : 1,676,615.82 = 698,671.53 : x
  2. Step 2: Convert to fraction form
    1,214,942.01/1,676,615.82 = 698,671.53/x
  3. Step 3: Cross multiply
    1,214,942.01x = 1,676,615.82 × 698,671.53
  4. Step 4: Simplify right side
    1,214,942.01x = 1,171,403,740,181.60
  5. Step 5: Solve for x
    x = 1,171,403,740,181.60/1,214,942.01
  6. Step 6: Final answer
    x = 964,164.32

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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.