Finding the Fourth Proportional to 1,202,409.74, 1,662,515.62 and 1,051,072.58
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Solution
The fourth proportional to 1,202,409.74, 1,662,515.62 and 1,051,072.58 is: 1,453,268.82
Step by Step Solution
- Step 1: Write the proportion equation
1,202,409.74 : 1,662,515.62 = 1,051,072.58 : x - Step 2: Convert to fraction form
1,202,409.74/1,662,515.62 = 1,051,072.58/x - Step 3: Cross multiply
1,202,409.74x = 1,662,515.62 × 1,051,072.58 - Step 4: Simplify right side
1,202,409.74x = 1,747,424,582,003.70 - Step 5: Solve for x
x = 1,747,424,582,003.70/1,202,409.74 - Step 6: Final answer
x = 1,453,268.82
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.