Finding the Fourth Proportional to 4,536,851.90, 6,263,170.00 and 3,074,486.09
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Solution
The fourth proportional to 4,536,851.90, 6,263,170.00 and 3,074,486.09 is: 4,244,359.18
Step by Step Solution
- Step 1: Write the proportion equation
4,536,851.90 : 6,263,170.00 = 3,074,486.09 : x - Step 2: Convert to fraction form
4,536,851.90/6,263,170.00 = 3,074,486.09/x - Step 3: Cross multiply
4,536,851.90x = 6,263,170.00 × 3,074,486.09 - Step 4: Simplify right side
4,536,851.90x = 19,256,029,005,303.23 - Step 5: Solve for x
x = 19,256,029,005,303.23/4,536,851.90 - Step 6: Final answer
x = 4,244,359.18
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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.