Finding the Fourth Proportional to 5,209,630.63, 7,810,272.72 and 2,475,805.91
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Solution
The fourth proportional to 5,209,630.63, 7,810,272.72 and 2,475,805.91 is: 3,711,725.59
Step by Step Solution
- Step 1: Write the proportion equation
5,209,630.63 : 7,810,272.72 = 2,475,805.91 : x - Step 2: Convert to fraction form
5,209,630.63/7,810,272.72 = 2,475,805.91/x - Step 3: Cross multiply
5,209,630.63x = 7,810,272.72 × 2,475,805.91 - Step 4: Simplify right side
5,209,630.63x = 19,336,719,319,836.41 - Step 5: Solve for x
x = 19,336,719,319,836.41/5,209,630.63 - Step 6: Final answer
x = 3,711,725.59
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.