Finding the Fourth Proportional to 2,319,194.04, 3,200,639.14 and 1,339,174.40
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Solution
The fourth proportional to 2,319,194.04, 3,200,639.14 and 1,339,174.40 is: 1,848,148.07
Step by Step Solution
- Step 1: Write the proportion equation
2,319,194.04 : 3,200,639.14 = 1,339,174.40 : x - Step 2: Convert to fraction form
2,319,194.04/3,200,639.14 = 1,339,174.40/x - Step 3: Cross multiply
2,319,194.04x = 3,200,639.14 × 1,339,174.40 - Step 4: Simplify right side
2,319,194.04x = 4,286,213,999,926.02 - Step 5: Solve for x
x = 4,286,213,999,926.02/2,319,194.04 - Step 6: Final answer
x = 1,848,148.07
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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.