Home / 3,158,999.70-4,738,499.55-1,137,555.60

Finding the Fourth Proportional to 3,158,999.70, 4,738,499.55 and 1,137,555.60

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Solution

The fourth proportional to 3,158,999.70, 4,738,499.55 and 1,137,555.60 is: 1,706,333.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158,999.70 : 4,738,499.55 = 1,137,555.60 : x
  2. Step 2: Convert to fraction form
    3,158,999.70/4,738,499.55 = 1,137,555.60/x
  3. Step 3: Cross multiply
    3,158,999.70x = 4,738,499.55 × 1,137,555.60
  4. Step 4: Simplify right side
    3,158,999.70x = 5,390,306,698,699.98
  5. Step 5: Solve for x
    x = 5,390,306,698,699.98/3,158,999.70
  6. Step 6: Final answer
    x = 1,706,333.40

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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.