Finding the Fourth Proportional to 1,248,097.71, 1,722,382.94 and 731,736.08
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Solution
The fourth proportional to 1,248,097.71, 1,722,382.94 and 731,736.08 is: 1,009,800.53
Step by Step Solution
- Step 1: Write the proportion equation
1,248,097.71 : 1,722,382.94 = 731,736.08 : x - Step 2: Convert to fraction form
1,248,097.71/1,722,382.94 = 731,736.08/x - Step 3: Cross multiply
1,248,097.71x = 1,722,382.94 × 731,736.08 - Step 4: Simplify right side
1,248,097.71x = 1,260,329,736,334.82 - Step 5: Solve for x
x = 1,260,329,736,334.82/1,248,097.71 - Step 6: Final answer
x = 1,009,800.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.