Finding the Fourth Proportional to 2,528,888.55, 3,490,185.00 and 1,658,455.26
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Solution
The fourth proportional to 2,528,888.55, 3,490,185.00 and 1,658,455.26 is: 2,288,877.33
Step by Step Solution
- Step 1: Write the proportion equation
2,528,888.55 : 3,490,185.00 = 1,658,455.26 : x - Step 2: Convert to fraction form
2,528,888.55/3,490,185.00 = 1,658,455.26/x - Step 3: Cross multiply
2,528,888.55x = 3,490,185.00 × 1,658,455.26 - Step 4: Simplify right side
2,528,888.55x = 5,788,315,664,754.11 - Step 5: Solve for x
x = 5,788,315,664,754.11/2,528,888.55 - Step 6: Final answer
x = 2,288,877.33
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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.