Finding the Fourth Proportional to 2,825,106.30, 4,237,659.45 and 1,974,800.70
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Solution
The fourth proportional to 2,825,106.30, 4,237,659.45 and 1,974,800.70 is: 2,962,201.05
Step by Step Solution
- Step 1: Write the proportion equation
2,825,106.30 : 4,237,659.45 = 1,974,800.70 : x - Step 2: Convert to fraction form
2,825,106.30/4,237,659.45 = 1,974,800.70/x - Step 3: Cross multiply
2,825,106.30x = 4,237,659.45 × 1,974,800.70 - Step 4: Simplify right side
2,825,106.30x = 8,368,532,848,221.62 - Step 5: Solve for x
x = 8,368,532,848,221.62/2,825,106.30 - Step 6: Final answer
x = 2,962,201.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.