Finding the Fourth Proportional to 1,805,905.06, 2,492,053.62 and 1,031,382.66
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Solution
The fourth proportional to 1,805,905.06, 2,492,053.62 and 1,031,382.66 is: 1,423,253.61
Step by Step Solution
- Step 1: Write the proportion equation
1,805,905.06 : 2,492,053.62 = 1,031,382.66 : x - Step 2: Convert to fraction form
1,805,905.06/2,492,053.62 = 1,031,382.66/x - Step 3: Cross multiply
1,805,905.06x = 2,492,053.62 × 1,031,382.66 - Step 4: Simplify right side
1,805,905.06x = 2,570,260,891,458.23 - Step 5: Solve for x
x = 2,570,260,891,458.23/1,805,905.06 - Step 6: Final answer
x = 1,423,253.61
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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.