Finding the Fourth Proportional to 3,019,027.91, 4,166,285.57 and 1,642,401.62
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Solution
The fourth proportional to 3,019,027.91, 4,166,285.57 and 1,642,401.62 is: 2,266,528.95
Step by Step Solution
- Step 1: Write the proportion equation
3,019,027.91 : 4,166,285.57 = 1,642,401.62 : x - Step 2: Convert to fraction form
3,019,027.91/4,166,285.57 = 1,642,401.62/x - Step 3: Cross multiply
3,019,027.91x = 4,166,285.57 × 1,642,401.62 - Step 4: Simplify right side
3,019,027.91x = 6,842,714,140,507.19 - Step 5: Solve for x
x = 6,842,714,140,507.19/3,019,027.91 - Step 6: Final answer
x = 2,266,528.95
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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.