Finding the Fourth Proportional to 1,605,600.63, 2,403,731.70 and 1,382,395.41
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Solution
The fourth proportional to 1,605,600.63, 2,403,731.70 and 1,382,395.41 is: 2,069,572.97
Step by Step Solution
- Step 1: Write the proportion equation
1,605,600.63 : 2,403,731.70 = 1,382,395.41 : x - Step 2: Convert to fraction form
1,605,600.63/2,403,731.70 = 1,382,395.41/x - Step 3: Cross multiply
1,605,600.63x = 2,403,731.70 × 1,382,395.41 - Step 4: Simplify right side
1,605,600.63x = 3,322,907,668,951.50 - Step 5: Solve for x
x = 3,322,907,668,951.50/1,605,600.63 - Step 6: Final answer
x = 2,069,572.97
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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.