Finding the Fourth Proportional to 4,988,703, 6,885,511.98 and 3,243,334.80
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Solution
The fourth proportional to 4,988,703, 6,885,511.98 and 3,243,334.80 is: 4,476,518.37
Step by Step Solution
- Step 1: Write the proportion equation
4,988,703 : 6,885,511.98 = 3,243,334.80 : x - Step 2: Convert to fraction form
4,988,703/6,885,511.98 = 3,243,334.80/x - Step 3: Cross multiply
4,988,703x = 6,885,511.98 × 3,243,334.80 - Step 4: Simplify right side
4,988,703x = 22,332,020,620,550.90 - Step 5: Solve for x
x = 22,332,020,620,550.90/4,988,703 - Step 6: Final answer
x = 4,476,518.37
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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.