Finding the Fourth Proportional to 3,746,899.58, 5,620,553.77 and 1,187,929.46
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Solution
The fourth proportional to 3,746,899.58, 5,620,553.77 and 1,187,929.46 is: 1,781,958.99
Step by Step Solution
- Step 1: Write the proportion equation
3,746,899.58 : 5,620,553.77 = 1,187,929.46 : x - Step 2: Convert to fraction form
3,746,899.58/5,620,553.77 = 1,187,929.46/x - Step 3: Cross multiply
3,746,899.58x = 5,620,553.77 × 1,187,929.46 - Step 4: Simplify right side
3,746,899.58x = 6,676,821,404,897.06 - Step 5: Solve for x
x = 6,676,821,404,897.06/3,746,899.58 - Step 6: Final answer
x = 1,781,958.99
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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.