Finding the Fourth Proportional to 1,122,205.71, 1,683,545.13 and 363,988.19
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Solution
The fourth proportional to 1,122,205.71, 1,683,545.13 and 363,988.19 is: 546,059.02
Step by Step Solution
- Step 1: Write the proportion equation
1,122,205.71 : 1,683,545.13 = 363,988.19 : x - Step 2: Convert to fraction form
1,122,205.71/1,683,545.13 = 363,988.19/x - Step 3: Cross multiply
1,122,205.71x = 1,683,545.13 × 363,988.19 - Step 4: Simplify right side
1,122,205.71x = 612,790,548,860.88 - Step 5: Solve for x
x = 612,790,548,860.88/1,122,205.71 - Step 6: Final answer
x = 546,059.02
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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.