Finding the Fourth Proportional to 2,151,011.74, 3,226,495.71 and 553,568.62
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Solution
The fourth proportional to 2,151,011.74, 3,226,495.71 and 553,568.62 is: 830,347.29
Step by Step Solution
- Step 1: Write the proportion equation
2,151,011.74 : 3,226,495.71 = 553,568.62 : x - Step 2: Convert to fraction form
2,151,011.74/3,226,495.71 = 553,568.62/x - Step 3: Cross multiply
2,151,011.74x = 3,226,495.71 × 553,568.62 - Step 4: Simplify right side
2,151,011.74x = 1,786,086,777,620.62 - Step 5: Solve for x
x = 1,786,086,777,620.62/2,151,011.74 - Step 6: Final answer
x = 830,347.29
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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.