Finding the Fourth Proportional to 2,403,629.60, 3,317,008.80 and 1,330,541.60
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Solution
The fourth proportional to 2,403,629.60, 3,317,008.80 and 1,330,541.60 is: 1,836,147.38
Step by Step Solution
- Step 1: Write the proportion equation
2,403,629.60 : 3,317,008.80 = 1,330,541.60 : x - Step 2: Convert to fraction form
2,403,629.60/3,317,008.80 = 1,330,541.60/x - Step 3: Cross multiply
2,403,629.60x = 3,317,008.80 × 1,330,541.60 - Step 4: Simplify right side
2,403,629.60x = 4,413,418,195,966.08 - Step 5: Solve for x
x = 4,413,418,195,966.08/2,403,629.60 - Step 6: Final answer
x = 1,836,147.38
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.