Finding the Fourth Proportional to 2,497,862.40, 3,447,133.57 and 1,530,805.83
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Solution
The fourth proportional to 2,497,862.40, 3,447,133.57 and 1,530,805.83 is: 2,112,563.19
Step by Step Solution
- Step 1: Write the proportion equation
2,497,862.40 : 3,447,133.57 = 1,530,805.83 : x - Step 2: Convert to fraction form
2,497,862.40/3,447,133.57 = 1,530,805.83/x - Step 3: Cross multiply
2,497,862.40x = 3,447,133.57 × 1,530,805.83 - Step 4: Simplify right side
2,497,862.40x = 5,276,892,165,744.71 - Step 5: Solve for x
x = 5,276,892,165,744.71/2,497,862.40 - Step 6: Final answer
x = 2,112,563.19
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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.