Finding the Fourth Proportional to 2,413,259.68, 3,330,207.12 and 1,340,240.80
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Solution
The fourth proportional to 2,413,259.68, 3,330,207.12 and 1,340,240.80 is: 1,849,481.63
Step by Step Solution
- Step 1: Write the proportion equation
2,413,259.68 : 3,330,207.12 = 1,340,240.80 : x - Step 2: Convert to fraction form
2,413,259.68/3,330,207.12 = 1,340,240.80/x - Step 3: Cross multiply
2,413,259.68x = 3,330,207.12 × 1,340,240.80 - Step 4: Simplify right side
2,413,259.68x = 4,463,279,454,674.50 - Step 5: Solve for x
x = 4,463,279,454,674.50/2,413,259.68 - Step 6: Final answer
x = 1,849,481.63
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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.