Finding the Fourth Proportional to 4,901,696.60, 6,762,485.82 and 3,040,251.08
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Solution
The fourth proportional to 4,901,696.60, 6,762,485.82 and 3,040,251.08 is: 4,194,395.63
Step by Step Solution
- Step 1: Write the proportion equation
4,901,696.60 : 6,762,485.82 = 3,040,251.08 : x - Step 2: Convert to fraction form
4,901,696.60/6,762,485.82 = 3,040,251.08/x - Step 3: Cross multiply
4,901,696.60x = 6,762,485.82 × 3,040,251.08 - Step 4: Simplify right side
4,901,696.60x = 20,559,654,817,739.69 - Step 5: Solve for x
x = 20,559,654,817,739.69/4,901,696.60 - Step 6: Final answer
x = 4,194,395.63
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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.