Finding the Fourth Proportional to 2,125,953.24, 2,933,079.36 and 1,362,427.80
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Solution
The fourth proportional to 2,125,953.24, 2,933,079.36 and 1,362,427.80 is: 1,879,678.62
Step by Step Solution
- Step 1: Write the proportion equation
2,125,953.24 : 2,933,079.36 = 1,362,427.80 : x - Step 2: Convert to fraction form
2,125,953.24/2,933,079.36 = 1,362,427.80/x - Step 3: Cross multiply
2,125,953.24x = 2,933,079.36 × 1,362,427.80 - Step 4: Simplify right side
2,125,953.24x = 3,996,108,859,670.21 - Step 5: Solve for x
x = 3,996,108,859,670.21/2,125,953.24 - Step 6: Final answer
x = 1,879,678.62
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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.