Finding the Fourth Proportional to 4,929,903.23, 6,803,618.49 and 2,724,718.65
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Solution
The fourth proportional to 4,929,903.23, 6,803,618.49 and 2,724,718.65 is: 3,760,306.31
Step by Step Solution
- Step 1: Write the proportion equation
4,929,903.23 : 6,803,618.49 = 2,724,718.65 : x - Step 2: Convert to fraction form
4,929,903.23/6,803,618.49 = 2,724,718.65/x - Step 3: Cross multiply
4,929,903.23x = 6,803,618.49 × 2,724,718.65 - Step 4: Simplify right side
4,929,903.23x = 18,537,946,226,743.07 - Step 5: Solve for x
x = 18,537,946,226,743.07/4,929,903.23 - Step 6: Final answer
x = 3,760,306.31
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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.