Finding the Fourth Proportional to 2,098,216.76, 2,895,282.26 and 1,323,556.75
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Solution
The fourth proportional to 2,098,216.76, 2,895,282.26 and 1,323,556.75 is: 1,826,346.28
Step by Step Solution
- Step 1: Write the proportion equation
2,098,216.76 : 2,895,282.26 = 1,323,556.75 : x - Step 2: Convert to fraction form
2,098,216.76/2,895,282.26 = 1,323,556.75/x - Step 3: Cross multiply
2,098,216.76x = 2,895,282.26 × 1,323,556.75 - Step 4: Simplify right side
2,098,216.76x = 3,832,070,378,378.26 - Step 5: Solve for x
x = 3,832,070,378,378.26/2,098,216.76 - Step 6: Final answer
x = 1,826,346.28
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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.