Finding the Fourth Proportional to 3,158,830.01, 4,738,768.99 and 1,108,959.17
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Solution
The fourth proportional to 3,158,830.01, 4,738,768.99 and 1,108,959.17 is: 1,663,622.70
Step by Step Solution
- Step 1: Write the proportion equation
3,158,830.01 : 4,738,768.99 = 1,108,959.17 : x - Step 2: Convert to fraction form
3,158,830.01/4,738,768.99 = 1,108,959.17/x - Step 3: Cross multiply
3,158,830.01x = 4,738,768.99 × 1,108,959.17 - Step 4: Simplify right side
3,158,830.01x = 5,255,101,299,505.90 - Step 5: Solve for x
x = 5,255,101,299,505.90/3,158,830.01 - Step 6: Final answer
x = 1,663,622.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.