Finding the Fourth Proportional to 3,929,934.68, 5,894,901.50 and 1,090,046.84
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Solution
The fourth proportional to 3,929,934.68, 5,894,901.50 and 1,090,046.84 is: 1,635,070.12
Step by Step Solution
- Step 1: Write the proportion equation
3,929,934.68 : 5,894,901.50 = 1,090,046.84 : x - Step 2: Convert to fraction form
3,929,934.68/5,894,901.50 = 1,090,046.84/x - Step 3: Cross multiply
3,929,934.68x = 5,894,901.50 × 1,090,046.84 - Step 4: Simplify right side
3,929,934.68x = 6,425,718,752,186.26 - Step 5: Solve for x
x = 6,425,718,752,186.26/3,929,934.68 - Step 6: Final answer
x = 1,635,070.12
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.