Finding the Fourth Proportional to 2,758,821.97, 4,138,184.66 and 1,241,430.95
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Solution
The fourth proportional to 2,758,821.97, 4,138,184.66 and 1,241,430.95 is: 1,862,124.68
Step by Step Solution
- Step 1: Write the proportion equation
2,758,821.97 : 4,138,184.66 = 1,241,430.95 : x - Step 2: Convert to fraction form
2,758,821.97/4,138,184.66 = 1,241,430.95/x - Step 3: Cross multiply
2,758,821.97x = 4,138,184.66 × 1,241,430.95 - Step 4: Simplify right side
2,758,821.97x = 5,137,270,486,841.15 - Step 5: Solve for x
x = 5,137,270,486,841.15/2,758,821.97 - Step 6: Final answer
x = 1,862,124.68
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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.