Finding the Fourth Proportional to 1,440,835.14, 1,987,471.50 and 924,413.42
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Solution
The fourth proportional to 1,440,835.14, 1,987,471.50 and 924,413.42 is: 1,275,125.29
Step by Step Solution
- Step 1: Write the proportion equation
1,440,835.14 : 1,987,471.50 = 924,413.42 : x - Step 2: Convert to fraction form
1,440,835.14/1,987,471.50 = 924,413.42/x - Step 3: Cross multiply
1,440,835.14x = 1,987,471.50 × 924,413.42 - Step 4: Simplify right side
1,440,835.14x = 1,837,245,326,467.53 - Step 5: Solve for x
x = 1,837,245,326,467.53/1,440,835.14 - Step 6: Final answer
x = 1,275,125.29
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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.