Finding the Fourth Proportional to 4,220,929.68, 5,822,636.64 and 2,567,582.32
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Solution
The fourth proportional to 4,220,929.68, 5,822,636.64 and 2,567,582.32 is: 3,541,897.17
Step by Step Solution
- Step 1: Write the proportion equation
4,220,929.68 : 5,822,636.64 = 2,567,582.32 : x - Step 2: Convert to fraction form
4,220,929.68/5,822,636.64 = 2,567,582.32/x - Step 3: Cross multiply
4,220,929.68x = 5,822,636.64 × 2,567,582.32 - Step 4: Simplify right side
4,220,929.68x = 14,950,098,892,648.20 - Step 5: Solve for x
x = 14,950,098,892,648.20/4,220,929.68 - Step 6: Final answer
x = 3,541,897.17
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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.