Finding the Fourth Proportional to 5,471,564.04, 8,207,769.78 and 1,828,306.53
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Solution
The fourth proportional to 5,471,564.04, 8,207,769.78 and 1,828,306.53 is: 2,742,601.38
Step by Step Solution
- Step 1: Write the proportion equation
5,471,564.04 : 8,207,769.78 = 1,828,306.53 : x - Step 2: Convert to fraction form
5,471,564.04/8,207,769.78 = 1,828,306.53/x - Step 3: Cross multiply
5,471,564.04x = 8,207,769.78 × 1,828,306.53 - Step 4: Simplify right side
5,471,564.04x = 15,006,319,085,510.66 - Step 5: Solve for x
x = 15,006,319,085,510.66/5,471,564.04 - Step 6: Final answer
x = 2,742,601.38
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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.