Finding the Fourth Proportional to 2,670,926.07, 3,685,881.20 and 1,447,230.63
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Solution
The fourth proportional to 2,670,926.07, 3,685,881.20 and 1,447,230.63 is: 1,997,180.02
Step by Step Solution
- Step 1: Write the proportion equation
2,670,926.07 : 3,685,881.20 = 1,447,230.63 : x - Step 2: Convert to fraction form
2,670,926.07/3,685,881.20 = 1,447,230.63/x - Step 3: Cross multiply
2,670,926.07x = 3,685,881.20 × 1,447,230.63 - Step 4: Simplify right side
2,670,926.07x = 5,334,320,171,181.16 - Step 5: Solve for x
x = 5,334,320,171,181.16/2,670,926.07 - Step 6: Final answer
x = 1,997,180.02
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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.