Finding the Fourth Proportional to 4,894,780.87, 6,754,917.94 and 2,689,626.02
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Solution
The fourth proportional to 4,894,780.87, 6,754,917.94 and 2,689,626.02 is: 3,711,750.04
Step by Step Solution
- Step 1: Write the proportion equation
4,894,780.87 : 6,754,917.94 = 2,689,626.02 : x - Step 2: Convert to fraction form
4,894,780.87/6,754,917.94 = 2,689,626.02/x - Step 3: Cross multiply
4,894,780.87x = 6,754,917.94 × 2,689,626.02 - Step 4: Simplify right side
4,894,780.87x = 18,168,203,064,552.03 - Step 5: Solve for x
x = 18,168,203,064,552.03/4,894,780.87 - Step 6: Final answer
x = 3,711,750.04
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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.