Finding the Fourth Proportional to 2,497,857.52, 3,447,126.84 and 1,530,800.95
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Solution
The fourth proportional to 2,497,857.52, 3,447,126.84 and 1,530,800.95 is: 2,112,556.46
Step by Step Solution
- Step 1: Write the proportion equation
2,497,857.52 : 3,447,126.84 = 1,530,800.95 : x - Step 2: Convert to fraction form
2,497,857.52/3,447,126.84 = 1,530,800.95/x - Step 3: Cross multiply
2,497,857.52x = 3,447,126.84 × 1,530,800.95 - Step 4: Simplify right side
2,497,857.52x = 5,276,865,041,442.50 - Step 5: Solve for x
x = 5,276,865,041,442.50/2,497,857.52 - Step 6: Final answer
x = 2,112,556.46
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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.