Finding the Fourth Proportional to 2,005,368.24, 2,767,761.98 and 1,190,021.50
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Solution
The fourth proportional to 2,005,368.24, 2,767,761.98 and 1,190,021.50 is: 1,642,439.63
Step by Step Solution
- Step 1: Write the proportion equation
2,005,368.24 : 2,767,761.98 = 1,190,021.50 : x - Step 2: Convert to fraction form
2,005,368.24/2,767,761.98 = 1,190,021.50/x - Step 3: Cross multiply
2,005,368.24x = 2,767,761.98 × 1,190,021.50 - Step 4: Simplify right side
2,005,368.24x = 3,293,696,263,082.57 - Step 5: Solve for x
x = 3,293,696,263,082.57/2,005,368.24 - Step 6: Final answer
x = 1,642,439.63
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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.