Finding the Fourth Proportional to 1,137,677.88, 1,701,497.34 and 1,012,198.80
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Solution
The fourth proportional to 1,137,677.88, 1,701,497.34 and 1,012,198.80 is: 1,513,832.34
Step by Step Solution
- Step 1: Write the proportion equation
1,137,677.88 : 1,701,497.34 = 1,012,198.80 : x - Step 2: Convert to fraction form
1,137,677.88/1,701,497.34 = 1,012,198.80/x - Step 3: Cross multiply
1,137,677.88x = 1,701,497.34 × 1,012,198.80 - Step 4: Simplify right side
1,137,677.88x = 1,722,253,565,751.19 - Step 5: Solve for x
x = 1,722,253,565,751.19/1,137,677.88 - Step 6: Final answer
x = 1,513,832.34
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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.