Finding the Fourth Proportional to 5,256,574.80, 7,254,058.84 and 2,933,442.44
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Solution
The fourth proportional to 5,256,574.80, 7,254,058.84 and 2,933,442.44 is: 4,048,142.54
Step by Step Solution
- Step 1: Write the proportion equation
5,256,574.80 : 7,254,058.84 = 2,933,442.44 : x - Step 2: Convert to fraction form
5,256,574.80/7,254,058.84 = 2,933,442.44/x - Step 3: Cross multiply
5,256,574.80x = 7,254,058.84 × 2,933,442.44 - Step 4: Simplify right side
5,256,574.80x = 21,279,364,063,513.17 - Step 5: Solve for x
x = 21,279,364,063,513.17/5,256,574.80 - Step 6: Final answer
x = 4,048,142.54
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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.