Finding the Fourth Proportional to 1,024,759.65, 1,403,914.17 and 986,437.74
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Solution
The fourth proportional to 1,024,759.65, 1,403,914.17 and 986,437.74 is: 1,351,413.40
Step by Step Solution
- Step 1: Write the proportion equation
1,024,759.65 : 1,403,914.17 = 986,437.74 : x - Step 2: Convert to fraction form
1,024,759.65/1,403,914.17 = 986,437.74/x - Step 3: Cross multiply
1,024,759.65x = 1,403,914.17 × 986,437.74 - Step 4: Simplify right side
1,024,759.65x = 1,384,873,929,972.60 - Step 5: Solve for x
x = 1,384,873,929,972.60/1,024,759.65 - Step 6: Final answer
x = 1,351,413.40
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.