Finding the Fourth Proportional to 1,786,998.44, 2,466,076.90 and 971,202.12
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Solution
The fourth proportional to 1,786,998.44, 2,466,076.90 and 971,202.12 is: 1,340,269.28
Step by Step Solution
- Step 1: Write the proportion equation
1,786,998.44 : 2,466,076.90 = 971,202.12 : x - Step 2: Convert to fraction form
1,786,998.44/2,466,076.90 = 971,202.12/x - Step 3: Cross multiply
1,786,998.44x = 2,466,076.90 × 971,202.12 - Step 4: Simplify right side
1,786,998.44x = 2,395,059,113,363.03 - Step 5: Solve for x
x = 2,395,059,113,363.03/1,786,998.44 - Step 6: Final answer
x = 1,340,269.28
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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.