Finding the Fourth Proportional to 1,267,518.93, 1,901,590.05 and 368,968.44
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Solution
The fourth proportional to 1,267,518.93, 1,901,590.05 and 368,968.44 is: 553,543.38
Step by Step Solution
- Step 1: Write the proportion equation
1,267,518.93 : 1,901,590.05 = 368,968.44 : x - Step 2: Convert to fraction form
1,267,518.93/1,901,590.05 = 368,968.44/x - Step 3: Cross multiply
1,267,518.93x = 1,901,590.05 × 368,968.44 - Step 4: Simplify right side
1,267,518.93x = 701,626,714,268.02 - Step 5: Solve for x
x = 701,626,714,268.02/1,267,518.93 - Step 6: Final answer
x = 553,543.38
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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.