Finding the Fourth Proportional to 4,901,046.69, 7,351,921.14 and 1,306,794.81
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Solution
The fourth proportional to 4,901,046.69, 7,351,921.14 and 1,306,794.81 is: 1,960,285.83
Step by Step Solution
- Step 1: Write the proportion equation
4,901,046.69 : 7,351,921.14 = 1,306,794.81 : x - Step 2: Convert to fraction form
4,901,046.69/7,351,921.14 = 1,306,794.81/x - Step 3: Cross multiply
4,901,046.69x = 7,351,921.14 × 1,306,794.81 - Step 4: Simplify right side
4,901,046.69x = 9,607,452,389,281.28 - Step 5: Solve for x
x = 9,607,452,389,281.28/4,901,046.69 - Step 6: Final answer
x = 1,960,285.83
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.