Finding the Fourth Proportional to 1,059,948.18, 1,586,248.11 and 1,015,858.26
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Solution
The fourth proportional to 1,059,948.18, 1,586,248.11 and 1,015,858.26 is: 1,520,266.06
Step by Step Solution
- Step 1: Write the proportion equation
1,059,948.18 : 1,586,248.11 = 1,015,858.26 : x - Step 2: Convert to fraction form
1,059,948.18/1,586,248.11 = 1,015,858.26/x - Step 3: Cross multiply
1,059,948.18x = 1,586,248.11 × 1,015,858.26 - Step 4: Simplify right side
1,059,948.18x = 1,611,403,244,952.89 - Step 5: Solve for x
x = 1,611,403,244,952.89/1,059,948.18 - Step 6: Final answer
x = 1,520,266.06
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.