Finding the Fourth Proportional to 4,575,990.34, 6,317,824.82 and 2,835,506.68
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Solution
The fourth proportional to 4,575,990.34, 6,317,824.82 and 2,835,506.68 is: 3,914,832.23
Step by Step Solution
- Step 1: Write the proportion equation
4,575,990.34 : 6,317,824.82 = 2,835,506.68 : x - Step 2: Convert to fraction form
4,575,990.34/6,317,824.82 = 2,835,506.68/x - Step 3: Cross multiply
4,575,990.34x = 6,317,824.82 × 2,835,506.68 - Step 4: Simplify right side
4,575,990.34x = 17,914,234,480,179.80 - Step 5: Solve for x
x = 17,914,234,480,179.80/4,575,990.34 - Step 6: Final answer
x = 3,914,832.23
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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.