Finding the Fourth Proportional to 4,473,437.12, 6,710,376.72 and 1,279,033.28
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Solution
The fourth proportional to 4,473,437.12, 6,710,376.72 and 1,279,033.28 is: 1,918,613.12
Step by Step Solution
- Step 1: Write the proportion equation
4,473,437.12 : 6,710,376.72 = 1,279,033.28 : x - Step 2: Convert to fraction form
4,473,437.12/6,710,376.72 = 1,279,033.28/x - Step 3: Cross multiply
4,473,437.12x = 6,710,376.72 × 1,279,033.28 - Step 4: Simplify right side
4,473,437.12x = 8,582,795,146,217.24 - Step 5: Solve for x
x = 8,582,795,146,217.24/4,473,437.12 - Step 6: Final answer
x = 1,918,613.12
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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.