Finding the Fourth Proportional to 2,276,959.26, 3,140,029.96 and 1,490,852.12
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Solution
The fourth proportional to 2,276,959.26, 3,140,029.96 and 1,490,852.12 is: 2,055,952.61
Step by Step Solution
- Step 1: Write the proportion equation
2,276,959.26 : 3,140,029.96 = 1,490,852.12 : x - Step 2: Convert to fraction form
2,276,959.26/3,140,029.96 = 1,490,852.12/x - Step 3: Cross multiply
2,276,959.26x = 3,140,029.96 × 1,490,852.12 - Step 4: Simplify right side
2,276,959.26x = 4,681,320,322,729.52 - Step 5: Solve for x
x = 4,681,320,322,729.52/2,276,959.26 - Step 6: Final answer
x = 2,055,952.61
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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.