Finding the Fourth Proportional to 4,617,046.07, 6,925,240.64 and 1,421,839.07
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Solution
The fourth proportional to 4,617,046.07, 6,925,240.64 and 1,421,839.07 is: 2,132,657.45
Step by Step Solution
- Step 1: Write the proportion equation
4,617,046.07 : 6,925,240.64 = 1,421,839.07 : x - Step 2: Convert to fraction form
4,617,046.07/6,925,240.64 = 1,421,839.07/x - Step 3: Cross multiply
4,617,046.07x = 6,925,240.64 × 1,421,839.07 - Step 4: Simplify right side
4,617,046.07x = 9,846,577,669,368.41 - Step 5: Solve for x
x = 9,846,577,669,368.41/4,617,046.07 - Step 6: Final answer
x = 2,132,657.45
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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.