Finding the Fourth Proportional to 1,907,491.07, 2,861,632.09 and 559,697.65
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Solution
The fourth proportional to 1,907,491.07, 2,861,632.09 and 559,697.65 is: 839,662.51
Step by Step Solution
- Step 1: Write the proportion equation
1,907,491.07 : 2,861,632.09 = 559,697.65 : x - Step 2: Convert to fraction form
1,907,491.07/2,861,632.09 = 559,697.65/x - Step 3: Cross multiply
1,907,491.07x = 2,861,632.09 × 559,697.65 - Step 4: Simplify right side
1,907,491.07x = 1,601,648,749,483.13 - Step 5: Solve for x
x = 1,601,648,749,483.13/1,907,491.07 - Step 6: Final answer
x = 839,662.51
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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.