Finding the Fourth Proportional to 2,497,862.15, 3,447,133.25 and 1,530,805.58
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Solution
The fourth proportional to 2,497,862.15, 3,447,133.25 and 1,530,805.58 is: 2,112,562.86
Step by Step Solution
- Step 1: Write the proportion equation
2,497,862.15 : 3,447,133.25 = 1,530,805.58 : x - Step 2: Convert to fraction form
2,497,862.15/3,447,133.25 = 1,530,805.58/x - Step 3: Cross multiply
2,497,862.15x = 3,447,133.25 × 1,530,805.58 - Step 4: Simplify right side
2,497,862.15x = 5,276,890,789,213.84 - Step 5: Solve for x
x = 5,276,890,789,213.84/2,497,862.15 - Step 6: Final answer
x = 2,112,562.86
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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.