Home / 1,848,083.80-2,772,404.74-783,130.20

Finding the Fourth Proportional to 1,848,083.80, 2,772,404.74 and 783,130.20

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Solution

The fourth proportional to 1,848,083.80, 2,772,404.74 and 783,130.20 is: 1,174,813.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,848,083.80 : 2,772,404.74 = 783,130.20 : x
  2. Step 2: Convert to fraction form
    1,848,083.80/2,772,404.74 = 783,130.20/x
  3. Step 3: Cross multiply
    1,848,083.80x = 2,772,404.74 × 783,130.20
  4. Step 4: Simplify right side
    1,848,083.80x = 2,171,153,878,517.15
  5. Step 5: Solve for x
    x = 2,171,153,878,517.15/1,848,083.80
  6. Step 6: Final answer
    x = 1,174,813.54

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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.