Finding the Fourth Proportional to 4,832,012.64, 6,668,181.68 and 2,656,592.80
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Solution
The fourth proportional to 4,832,012.64, 6,668,181.68 and 2,656,592.80 is: 3,666,100.39
Step by Step Solution
- Step 1: Write the proportion equation
4,832,012.64 : 6,668,181.68 = 2,656,592.80 : x - Step 2: Convert to fraction form
4,832,012.64/6,668,181.68 = 2,656,592.80/x - Step 3: Cross multiply
4,832,012.64x = 6,668,181.68 × 2,656,592.80 - Step 4: Simplify right side
4,832,012.64x = 17,714,643,440,179.90 - Step 5: Solve for x
x = 17,714,643,440,179.90/4,832,012.64 - Step 6: Final answer
x = 3,666,100.39
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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.