Finding the Fourth Proportional to 2,935,277.18, 4,403,964.55 and 1,784,864.31
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Solution
The fourth proportional to 2,935,277.18, 4,403,964.55 and 1,784,864.31 is: 2,677,934.20
Step by Step Solution
- Step 1: Write the proportion equation
2,935,277.18 : 4,403,964.55 = 1,784,864.31 : x - Step 2: Convert to fraction form
2,935,277.18/4,403,964.55 = 1,784,864.31/x - Step 3: Cross multiply
2,935,277.18x = 4,403,964.55 × 1,784,864.31 - Step 4: Simplify right side
2,935,277.18x = 7,860,479,147,800.21 - Step 5: Solve for x
x = 7,860,479,147,800.21/2,935,277.18 - Step 6: Final answer
x = 2,677,934.20
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1.5x scale
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.