Finding the Fourth Proportional to 5,051,154.12, 7,576,724.58 and 1,264,636.56
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Solution
The fourth proportional to 5,051,154.12, 7,576,724.58 and 1,264,636.56 is: 1,896,953.19
Step by Step Solution
- Step 1: Write the proportion equation
5,051,154.12 : 7,576,724.58 = 1,264,636.56 : x - Step 2: Convert to fraction form
5,051,154.12/7,576,724.58 = 1,264,636.56/x - Step 3: Cross multiply
5,051,154.12x = 7,576,724.58 × 1,264,636.56 - Step 4: Simplify right side
5,051,154.12x = 9,581,802,908,918.65 - Step 5: Solve for x
x = 9,581,802,908,918.65/5,051,154.12 - Step 6: Final answer
x = 1,896,953.19
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.