Finding the Fourth Proportional to 2,699,151.12, 4,046,726.79 and 1,633,941.18
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Solution
The fourth proportional to 2,699,151.12, 4,046,726.79 and 1,633,941.18 is: 2,449,701.13
Step by Step Solution
- Step 1: Write the proportion equation
2,699,151.12 : 4,046,726.79 = 1,633,941.18 : x - Step 2: Convert to fraction form
2,699,151.12/4,046,726.79 = 1,633,941.18/x - Step 3: Cross multiply
2,699,151.12x = 4,046,726.79 × 1,633,941.18 - Step 4: Simplify right side
2,699,151.12x = 6,612,113,546,390.21 - Step 5: Solve for x
x = 6,612,113,546,390.21/2,699,151.12 - Step 6: Final answer
x = 2,449,701.13
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.