Finding the Fourth Proportional to 2,348,471.88, 3,240,891.14 and 1,330,073.46
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Solution
The fourth proportional to 2,348,471.88, 3,240,891.14 and 1,330,073.46 is: 1,835,501.34
Step by Step Solution
- Step 1: Write the proportion equation
2,348,471.88 : 3,240,891.14 = 1,330,073.46 : x - Step 2: Convert to fraction form
2,348,471.88/3,240,891.14 = 1,330,073.46/x - Step 3: Cross multiply
2,348,471.88x = 3,240,891.14 × 1,330,073.46 - Step 4: Simplify right side
2,348,471.88x = 4,310,623,285,412.78 - Step 5: Solve for x
x = 4,310,623,285,412.78/2,348,471.88 - Step 6: Final answer
x = 1,835,501.34
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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.