Finding the Fourth Proportional to 3,386,967.19, 4,677,893.91 and 2,230,582.75
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Solution
The fourth proportional to 3,386,967.19, 4,677,893.91 and 2,230,582.75 is: 3,080,758.94
Step by Step Solution
- Step 1: Write the proportion equation
3,386,967.19 : 4,677,893.91 = 2,230,582.75 : x - Step 2: Convert to fraction form
3,386,967.19/4,677,893.91 = 2,230,582.75/x - Step 3: Cross multiply
3,386,967.19x = 4,677,893.91 × 2,230,582.75 - Step 4: Simplify right side
3,386,967.19x = 10,434,429,461,976.05 - Step 5: Solve for x
x = 10,434,429,461,976.05/3,386,967.19 - Step 6: Final answer
x = 3,080,758.94
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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.