Finding the Fourth Proportional to 4,242,244.52, 5,854,420.64 and 2,308,629.80
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Solution
The fourth proportional to 4,242,244.52, 5,854,420.64 and 2,308,629.80 is: 3,185,976.17
Step by Step Solution
- Step 1: Write the proportion equation
4,242,244.52 : 5,854,420.64 = 2,308,629.80 : x - Step 2: Convert to fraction form
4,242,244.52/5,854,420.64 = 2,308,629.80/x - Step 3: Cross multiply
4,242,244.52x = 5,854,420.64 × 2,308,629.80 - Step 4: Simplify right side
4,242,244.52x = 13,515,689,971,646.70 - Step 5: Solve for x
x = 13,515,689,971,646.70/4,242,244.52 - Step 6: Final answer
x = 3,185,976.17
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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.