Finding the Fourth Proportional to 1,874,518.67, 2,586,835.14 and 1,015,078.70
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Solution
The fourth proportional to 1,874,518.67, 2,586,835.14 and 1,015,078.70 is: 1,400,808.27
Step by Step Solution
- Step 1: Write the proportion equation
1,874,518.67 : 2,586,835.14 = 1,015,078.70 : x - Step 2: Convert to fraction form
1,874,518.67/2,586,835.14 = 1,015,078.70/x - Step 3: Cross multiply
1,874,518.67x = 2,586,835.14 × 1,015,078.70 - Step 4: Simplify right side
1,874,518.67x = 2,625,841,253,686.06 - Step 5: Solve for x
x = 2,625,841,253,686.06/1,874,518.67 - Step 6: Final answer
x = 1,400,808.27
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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.