Finding the Fourth Proportional to 4,675,990.57, 6,457,323.33 and 4,421,244.83
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Solution
The fourth proportional to 4,675,990.57, 6,457,323.33 and 4,421,244.83 is: 6,105,531.44
Step by Step Solution
- Step 1: Write the proportion equation
4,675,990.57 : 6,457,323.33 = 4,421,244.83 : x - Step 2: Convert to fraction form
4,675,990.57/6,457,323.33 = 4,421,244.83/x - Step 3: Cross multiply
4,675,990.57x = 6,457,323.33 × 4,421,244.83 - Step 4: Simplify right side
4,675,990.57x = 28,549,407,388,400.88 - Step 5: Solve for x
x = 28,549,407,388,400.88/4,675,990.57 - Step 6: Final answer
x = 6,105,531.44
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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.