Finding the Fourth Proportional to 4,616,999.69, 6,926,243.70 and 1,422,124.38
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Solution
The fourth proportional to 4,616,999.69, 6,926,243.70 and 1,422,124.38 is: 2,133,415.79
Step by Step Solution
- Step 1: Write the proportion equation
4,616,999.69 : 6,926,243.70 = 1,422,124.38 : x - Step 2: Convert to fraction form
4,616,999.69/6,926,243.70 = 1,422,124.38/x - Step 3: Cross multiply
4,616,999.69x = 6,926,243.70 × 1,422,124.38 - Step 4: Simplify right side
4,616,999.69x = 9,849,980,027,591.41 - Step 5: Solve for x
x = 9,849,980,027,591.41/4,616,999.69 - Step 6: Final answer
x = 2,133,415.79
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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.