Finding the Fourth Proportional to 3,869,372.37, 5,804,072.06 and 1,173,720.81
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Solution
The fourth proportional to 3,869,372.37, 5,804,072.06 and 1,173,720.81 is: 1,760,585.31
Step by Step Solution
- Step 1: Write the proportion equation
3,869,372.37 : 5,804,072.06 = 1,173,720.81 : x - Step 2: Convert to fraction form
3,869,372.37/5,804,072.06 = 1,173,720.81/x - Step 3: Cross multiply
3,869,372.37x = 5,804,072.06 × 1,173,720.81 - Step 4: Simplify right side
3,869,372.37x = 6,812,360,153,692.97 - Step 5: Solve for x
x = 6,812,360,153,692.97/3,869,372.37 - Step 6: Final answer
x = 1,760,585.31
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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.