Finding the Fourth Proportional to 4,153,604.20, 6,229,758.30 and 1,314,413.80
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Solution
The fourth proportional to 4,153,604.20, 6,229,758.30 and 1,314,413.80 is: 1,971,415.64
Step by Step Solution
- Step 1: Write the proportion equation
4,153,604.20 : 6,229,758.30 = 1,314,413.80 : x - Step 2: Convert to fraction form
4,153,604.20/6,229,758.30 = 1,314,413.80/x - Step 3: Cross multiply
4,153,604.20x = 6,229,758.30 × 1,314,413.80 - Step 4: Simplify right side
4,153,604.20x = 8,188,480,280,184.54 - Step 5: Solve for x
x = 8,188,480,280,184.54/4,153,604.20 - Step 6: Final answer
x = 1,971,415.64
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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.