Finding the Fourth Proportional to 1,137,988.44, 1,706,394.42 and 418,146.48
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Solution
The fourth proportional to 1,137,988.44, 1,706,394.42 and 418,146.48 is: 627,003.58
Step by Step Solution
- Step 1: Write the proportion equation
1,137,988.44 : 1,706,394.42 = 418,146.48 : x - Step 2: Convert to fraction form
1,137,988.44/1,706,394.42 = 418,146.48/x - Step 3: Cross multiply
1,137,988.44x = 1,706,394.42 × 418,146.48 - Step 4: Simplify right side
1,137,988.44x = 713,522,820,214.64 - Step 5: Solve for x
x = 713,522,820,214.64/1,137,988.44 - Step 6: Final answer
x = 627,003.58
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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.