Finding the Fourth Proportional to 4,226,425.74, 6,340,670.42 and 1,347,792.64
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Solution
The fourth proportional to 4,226,425.74, 6,340,670.42 and 1,347,792.64 is: 2,022,018.00
Step by Step Solution
- Step 1: Write the proportion equation
4,226,425.74 : 6,340,670.42 = 1,347,792.64 : x - Step 2: Convert to fraction form
4,226,425.74/6,340,670.42 = 1,347,792.64/x - Step 3: Cross multiply
4,226,425.74x = 6,340,670.42 × 1,347,792.64 - Step 4: Simplify right side
4,226,425.74x = 8,545,908,902,151.07 - Step 5: Solve for x
x = 8,545,908,902,151.07/4,226,425.74 - Step 6: Final answer
x = 2,022,018.00
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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.