Finding the Fourth Proportional to 2,602,195.85, 3,590,953.15 and 1,440,693.88
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Solution
The fourth proportional to 2,602,195.85, 3,590,953.15 and 1,440,693.88 is: 1,988,114.85
Step by Step Solution
- Step 1: Write the proportion equation
2,602,195.85 : 3,590,953.15 = 1,440,693.88 : x - Step 2: Convert to fraction form
2,602,195.85/3,590,953.15 = 1,440,693.88/x - Step 3: Cross multiply
2,602,195.85x = 3,590,953.15 × 1,440,693.88 - Step 4: Simplify right side
2,602,195.85x = 5,173,464,201,413.49 - Step 5: Solve for x
x = 5,173,464,201,413.49/2,602,195.85 - Step 6: Final answer
x = 1,988,114.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.