Finding the Fourth Proportional to 2,719,211.30, 4,075,142.68 and 1,035,396.26
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Solution
The fourth proportional to 2,719,211.30, 4,075,142.68 and 1,035,396.26 is: 1,551,695.34
Step by Step Solution
- Step 1: Write the proportion equation
2,719,211.30 : 4,075,142.68 = 1,035,396.26 : x - Step 2: Convert to fraction form
2,719,211.30/4,075,142.68 = 1,035,396.26/x - Step 3: Cross multiply
2,719,211.30x = 4,075,142.68 × 1,035,396.26 - Step 4: Simplify right side
2,719,211.30x = 4,219,387,489,838.38 - Step 5: Solve for x
x = 4,219,387,489,838.38/2,719,211.30 - Step 6: Final answer
x = 1,551,695.34
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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.