Finding the Fourth Proportional to 4,891,696.06, 6,750,734.79 and 2,826,643.18
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Solution
The fourth proportional to 4,891,696.06, 6,750,734.79 and 2,826,643.18 is: 3,900,879.82
Step by Step Solution
- Step 1: Write the proportion equation
4,891,696.06 : 6,750,734.79 = 2,826,643.18 : x - Step 2: Convert to fraction form
4,891,696.06/6,750,734.79 = 2,826,643.18/x - Step 3: Cross multiply
4,891,696.06x = 6,750,734.79 × 2,826,643.18 - Step 4: Simplify right side
4,891,696.06x = 19,081,918,454,142.23 - Step 5: Solve for x
x = 19,081,918,454,142.23/4,891,696.06 - Step 6: Final answer
x = 3,900,879.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.