Finding the Fourth Proportional to 5,069,578.19, 6,996,298.05 and 2,894,819.92
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Solution
The fourth proportional to 5,069,578.19, 6,996,298.05 and 2,894,819.92 is: 3,995,011.46
Step by Step Solution
- Step 1: Write the proportion equation
5,069,578.19 : 6,996,298.05 = 2,894,819.92 : x - Step 2: Convert to fraction form
5,069,578.19/6,996,298.05 = 2,894,819.92/x - Step 3: Cross multiply
5,069,578.19x = 6,996,298.05 × 2,894,819.92 - Step 4: Simplify right side
5,069,578.19x = 20,253,022,943,906.41 - Step 5: Solve for x
x = 20,253,022,943,906.41/5,069,578.19 - Step 6: Final answer
x = 3,995,011.46
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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.