Finding the Fourth Proportional to 2,048,191.20, 2,825,829.36 and 1,323,465.84
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Solution
The fourth proportional to 2,048,191.20, 2,825,829.36 and 1,323,465.84 is: 1,825,947.02
Step by Step Solution
- Step 1: Write the proportion equation
2,048,191.20 : 2,825,829.36 = 1,323,465.84 : x - Step 2: Convert to fraction form
2,048,191.20/2,825,829.36 = 1,323,465.84/x - Step 3: Cross multiply
2,048,191.20x = 2,825,829.36 × 1,323,465.84 - Step 4: Simplify right side
2,048,191.20x = 3,739,888,627,629.06 - Step 5: Solve for x
x = 3,739,888,627,629.06/2,048,191.20 - Step 6: Final answer
x = 1,825,947.02
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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.