Finding the Fourth Proportional to 3,670,386.10, 5,505,579.15 and 2,394,927.70
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Solution
The fourth proportional to 3,670,386.10, 5,505,579.15 and 2,394,927.70 is: 3,592,391.55
Step by Step Solution
- Step 1: Write the proportion equation
3,670,386.10 : 5,505,579.15 = 2,394,927.70 : x - Step 2: Convert to fraction form
3,670,386.10/5,505,579.15 = 2,394,927.70/x - Step 3: Cross multiply
3,670,386.10x = 5,505,579.15 × 2,394,927.70 - Step 4: Simplify right side
3,670,386.10x = 13,185,464,010,877.46 - Step 5: Solve for x
x = 13,185,464,010,877.46/3,670,386.10 - Step 6: Final answer
x = 3,592,391.55
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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.