Finding the Fourth Proportional to 4,894,139.52, 6,753,724.74 and 2,718,819.62
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Solution
The fourth proportional to 4,894,139.52, 6,753,724.74 and 2,718,819.62 is: 3,751,866.75
Step by Step Solution
- Step 1: Write the proportion equation
4,894,139.52 : 6,753,724.74 = 2,718,819.62 : x - Step 2: Convert to fraction form
4,894,139.52/6,753,724.74 = 2,718,819.62/x - Step 3: Cross multiply
4,894,139.52x = 6,753,724.74 × 2,718,819.62 - Step 4: Simplify right side
4,894,139.52x = 18,362,159,331,191.40 - Step 5: Solve for x
x = 18,362,159,331,191.40/4,894,139.52 - Step 6: Final answer
x = 3,751,866.75
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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.