Finding the Fourth Proportional to 5,264,868.38, 7,896,303.83 and 2,566,479.74
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Solution
The fourth proportional to 5,264,868.38, 7,896,303.83 and 2,566,479.74 is: 3,849,232.75
Step by Step Solution
- Step 1: Write the proportion equation
5,264,868.38 : 7,896,303.83 = 2,566,479.74 : x - Step 2: Convert to fraction form
5,264,868.38/7,896,303.83 = 2,566,479.74/x - Step 3: Cross multiply
5,264,868.38x = 7,896,303.83 × 2,566,479.74 - Step 4: Simplify right side
5,264,868.38x = 20,265,703,767,514.08 - Step 5: Solve for x
x = 20,265,703,767,514.08/5,264,868.38 - Step 6: Final answer
x = 3,849,232.75
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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.