Finding the Fourth Proportional to 2,176,548.60, 3,263,267.70 and 977,489.40
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Solution
The fourth proportional to 2,176,548.60, 3,263,267.70 and 977,489.40 is: 1,465,535.66
Step by Step Solution
- Step 1: Write the proportion equation
2,176,548.60 : 3,263,267.70 = 977,489.40 : x - Step 2: Convert to fraction form
2,176,548.60/3,263,267.70 = 977,489.40/x - Step 3: Cross multiply
2,176,548.60x = 3,263,267.70 × 977,489.40 - Step 4: Simplify right side
2,176,548.60x = 3,189,809,586,112.38 - Step 5: Solve for x
x = 3,189,809,586,112.38/2,176,548.60 - Step 6: Final answer
x = 1,465,535.66
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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.