Finding the Fourth Proportional to 1,512,531.90, 2,268,791.70 and 613,966.08
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Solution
The fourth proportional to 1,512,531.90, 2,268,791.70 and 613,966.08 is: 920,946.62
Step by Step Solution
- Step 1: Write the proportion equation
1,512,531.90 : 2,268,791.70 = 613,966.08 : x - Step 2: Convert to fraction form
1,512,531.90/2,268,791.70 = 613,966.08/x - Step 3: Cross multiply
1,512,531.90x = 2,268,791.70 × 613,966.08 - Step 4: Simplify right side
1,512,531.90x = 1,392,961,146,385.54 - Step 5: Solve for x
x = 1,392,961,146,385.54/1,512,531.90 - Step 6: Final answer
x = 920,946.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.