Finding the Fourth Proportional to 4,654,998.15, 6,423,819.98 and 2,589,992.07
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Solution
The fourth proportional to 4,654,998.15, 6,423,819.98 and 2,589,992.07 is: 3,574,145.95
Step by Step Solution
- Step 1: Write the proportion equation
4,654,998.15 : 6,423,819.98 = 2,589,992.07 : x - Step 2: Convert to fraction form
4,654,998.15/6,423,819.98 = 2,589,992.07/x - Step 3: Cross multiply
4,654,998.15x = 6,423,819.98 × 2,589,992.07 - Step 4: Simplify right side
4,654,998.15x = 16,637,642,794,357.60 - Step 5: Solve for x
x = 16,637,642,794,357.60/4,654,998.15 - Step 6: Final answer
x = 3,574,145.95
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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.