Finding the Fourth Proportional to 1,921,763.14, 2,651,929.04 and 1,062,268.03
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Solution
The fourth proportional to 1,921,763.14, 2,651,929.04 and 1,062,268.03 is: 1,465,872.35
Step by Step Solution
- Step 1: Write the proportion equation
1,921,763.14 : 2,651,929.04 = 1,062,268.03 : x - Step 2: Convert to fraction form
1,921,763.14/2,651,929.04 = 1,062,268.03/x - Step 3: Cross multiply
1,921,763.14x = 2,651,929.04 × 1,062,268.03 - Step 4: Simplify right side
1,921,763.14x = 2,817,059,442,991.17 - Step 5: Solve for x
x = 2,817,059,442,991.17/1,921,763.14 - Step 6: Final answer
x = 1,465,872.35
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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.