Finding the Fourth Proportional to 2,825,319.97, 3,898,895.63 and 1,536,192.82
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Solution
The fourth proportional to 2,825,319.97, 3,898,895.63 and 1,536,192.82 is: 2,119,921.12
Step by Step Solution
- Step 1: Write the proportion equation
2,825,319.97 : 3,898,895.63 = 1,536,192.82 : x - Step 2: Convert to fraction form
2,825,319.97/3,898,895.63 = 1,536,192.82/x - Step 3: Cross multiply
2,825,319.97x = 3,898,895.63 × 1,536,192.82 - Step 4: Simplify right side
2,825,319.97x = 5,989,455,465,054.41 - Step 5: Solve for x
x = 5,989,455,465,054.41/2,825,319.97 - Step 6: Final answer
x = 2,119,921.12
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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.