Finding the Fourth Proportional to 1,836,407.35, 2,534,209.87 and 1,020,610.99
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Solution
The fourth proportional to 1,836,407.35, 2,534,209.87 and 1,020,610.99 is: 1,408,425.23
Step by Step Solution
- Step 1: Write the proportion equation
1,836,407.35 : 2,534,209.87 = 1,020,610.99 : x - Step 2: Convert to fraction form
1,836,407.35/2,534,209.87 = 1,020,610.99/x - Step 3: Cross multiply
1,836,407.35x = 2,534,209.87 × 1,020,610.99 - Step 4: Simplify right side
1,836,407.35x = 2,586,442,429,692.95 - Step 5: Solve for x
x = 2,586,442,429,692.95/1,836,407.35 - Step 6: Final answer
x = 1,408,425.23
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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.