Finding the Fourth Proportional to 2,427,281.73, 3,640,292.12 and 721,023.98
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Solution
The fourth proportional to 2,427,281.73, 3,640,292.12 and 721,023.98 is: 1,081,348.68
Step by Step Solution
- Step 1: Write the proportion equation
2,427,281.73 : 3,640,292.12 = 721,023.98 : x - Step 2: Convert to fraction form
2,427,281.73/3,640,292.12 = 721,023.98/x - Step 3: Cross multiply
2,427,281.73x = 3,640,292.12 × 721,023.98 - Step 4: Simplify right side
2,427,281.73x = 2,624,737,890,918.46 - Step 5: Solve for x
x = 2,624,737,890,918.46/2,427,281.73 - Step 6: Final answer
x = 1,081,348.68
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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.