Finding the Fourth Proportional to 4,618,384.71, 6,926,916.70 and 1,585,693.68
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Solution
The fourth proportional to 4,618,384.71, 6,926,916.70 and 1,585,693.68 is: 2,378,313.79
Step by Step Solution
- Step 1: Write the proportion equation
4,618,384.71 : 6,926,916.70 = 1,585,693.68 : x - Step 2: Convert to fraction form
4,618,384.71/6,926,916.70 = 1,585,693.68/x - Step 3: Cross multiply
4,618,384.71x = 6,926,916.70 × 1,585,693.68 - Step 4: Simplify right side
4,618,384.71x = 10,983,968,033,076.46 - Step 5: Solve for x
x = 10,983,968,033,076.46/4,618,384.71 - Step 6: Final answer
x = 2,378,313.79
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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.