Finding the Fourth Proportional to 4,655,739.57, 6,424,858.71 and 2,618,549.07
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Solution
The fourth proportional to 4,655,739.57, 6,424,858.71 and 2,618,549.07 is: 3,613,562.90
Step by Step Solution
- Step 1: Write the proportion equation
4,655,739.57 : 6,424,858.71 = 2,618,549.07 : x - Step 2: Convert to fraction form
4,655,739.57/6,424,858.71 = 2,618,549.07/x - Step 3: Cross multiply
4,655,739.57x = 6,424,858.71 × 2,618,549.07 - Step 4: Simplify right side
4,655,739.57x = 16,823,807,799,951.90 - Step 5: Solve for x
x = 16,823,807,799,951.90/4,655,739.57 - Step 6: Final answer
x = 3,613,562.90
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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.