Finding the Fourth Proportional to 1,515,247.71, 2,272,816.18 and 450,262.09
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Solution
The fourth proportional to 1,515,247.71, 2,272,816.18 and 450,262.09 is: 675,376.68
Step by Step Solution
- Step 1: Write the proportion equation
1,515,247.71 : 2,272,816.18 = 450,262.09 : x - Step 2: Convert to fraction form
1,515,247.71/2,272,816.18 = 450,262.09/x - Step 3: Cross multiply
1,515,247.71x = 2,272,816.18 × 450,262.09 - Step 4: Simplify right side
1,515,247.71x = 1,023,362,963,392.62 - Step 5: Solve for x
x = 1,023,362,963,392.62/1,515,247.71 - Step 6: Final answer
x = 675,376.68
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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.