Finding the Fourth Proportional to 1,679,659.00, 2,519,490.47 and 417,486.62
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Solution
The fourth proportional to 1,679,659.00, 2,519,490.47 and 417,486.62 is: 626,230.42
Step by Step Solution
- Step 1: Write the proportion equation
1,679,659.00 : 2,519,490.47 = 417,486.62 : x - Step 2: Convert to fraction form
1,679,659.00/2,519,490.47 = 417,486.62/x - Step 3: Cross multiply
1,679,659.00x = 2,519,490.47 × 417,486.62 - Step 4: Simplify right side
1,679,659.00x = 1,051,853,567,002.17 - Step 5: Solve for x
x = 1,051,853,567,002.17/1,679,659.00 - Step 6: Final answer
x = 626,230.42
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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.