Finding the Fourth Proportional to 1,548,986.27, 2,137,594.05 and 860,770.17
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Solution
The fourth proportional to 1,548,986.27, 2,137,594.05 and 860,770.17 is: 1,187,858.95
Step by Step Solution
- Step 1: Write the proportion equation
1,548,986.27 : 2,137,594.05 = 860,770.17 : x - Step 2: Convert to fraction form
1,548,986.27/2,137,594.05 = 860,770.17/x - Step 3: Cross multiply
1,548,986.27x = 2,137,594.05 × 860,770.17 - Step 4: Simplify right side
1,548,986.27x = 1,839,977,193,809.49 - Step 5: Solve for x
x = 1,839,977,193,809.49/1,548,986.27 - Step 6: Final answer
x = 1,187,858.95
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.