Finding the Fourth Proportional to 2,602,642.36, 3,886,247.79 and 2,296,485.08
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Solution
The fourth proportional to 2,602,642.36, 3,886,247.79 and 2,296,485.08 is: 3,429,095.83
Step by Step Solution
- Step 1: Write the proportion equation
2,602,642.36 : 3,886,247.79 = 2,296,485.08 : x - Step 2: Convert to fraction form
2,602,642.36/3,886,247.79 = 2,296,485.08/x - Step 3: Cross multiply
2,602,642.36x = 3,886,247.79 × 2,296,485.08 - Step 4: Simplify right side
2,602,642.36x = 8,924,710,066,917.97 - Step 5: Solve for x
x = 8,924,710,066,917.97/2,602,642.36 - Step 6: Final answer
x = 3,429,095.83
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.