Finding the Fourth Proportional to 4,489,968.75, 6,735,011.45 and 1,498,152.75
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Solution
The fourth proportional to 4,489,968.75, 6,735,011.45 and 1,498,152.75 is: 2,247,248.58
Step by Step Solution
- Step 1: Write the proportion equation
4,489,968.75 : 6,735,011.45 = 1,498,152.75 : x - Step 2: Convert to fraction form
4,489,968.75/6,735,011.45 = 1,498,152.75/x - Step 3: Cross multiply
4,489,968.75x = 6,735,011.45 × 1,498,152.75 - Step 4: Simplify right side
4,489,968.75x = 10,090,075,917,608.22 - Step 5: Solve for x
x = 10,090,075,917,608.22/4,489,968.75 - Step 6: Final answer
x = 2,247,248.58
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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.