Finding the Fourth Proportional to 1,949,730.12, 2,690,701.02 and 1,090,288.44
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Solution
The fourth proportional to 1,949,730.12, 2,690,701.02 and 1,090,288.44 is: 1,504,639.12
Step by Step Solution
- Step 1: Write the proportion equation
1,949,730.12 : 2,690,701.02 = 1,090,288.44 : x - Step 2: Convert to fraction form
1,949,730.12/2,690,701.02 = 1,090,288.44/x - Step 3: Cross multiply
1,949,730.12x = 2,690,701.02 × 1,090,288.44 - Step 4: Simplify right side
1,949,730.12x = 2,933,640,217,602.21 - Step 5: Solve for x
x = 2,933,640,217,602.21/1,949,730.12 - Step 6: Final answer
x = 1,504,639.12
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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.