Finding the Fourth Proportional to 1,644,413.80, 2,464,987.74 and 791,308.84
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Solution
The fourth proportional to 1,644,413.80, 2,464,987.74 and 791,308.84 is: 1,186,177.46
Step by Step Solution
- Step 1: Write the proportion equation
1,644,413.80 : 2,464,987.74 = 791,308.84 : x - Step 2: Convert to fraction form
1,644,413.80/2,464,987.74 = 791,308.84/x - Step 3: Cross multiply
1,644,413.80x = 2,464,987.74 × 791,308.84 - Step 4: Simplify right side
1,644,413.80x = 1,950,566,589,153.62 - Step 5: Solve for x
x = 1,950,566,589,153.62/1,644,413.80 - Step 6: Final answer
x = 1,186,177.46
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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.