Finding the Fourth Proportional to 2,836,685.48, 3,914,620.80 and 1,547,525.92
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Solution
The fourth proportional to 2,836,685.48, 3,914,620.80 and 1,547,525.92 is: 2,135,582.95
Step by Step Solution
- Step 1: Write the proportion equation
2,836,685.48 : 3,914,620.80 = 1,547,525.92 : x - Step 2: Convert to fraction form
2,836,685.48/3,914,620.80 = 1,547,525.92/x - Step 3: Cross multiply
2,836,685.48x = 3,914,620.80 × 1,547,525.92 - Step 4: Simplify right side
2,836,685.48x = 6,057,977,154,971.14 - Step 5: Solve for x
x = 6,057,977,154,971.14/2,836,685.48 - Step 6: Final answer
x = 2,135,582.95
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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.