Finding the Fourth Proportional to 4,260,423.28, 5,879,430.84 and 2,326,740.88
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Solution
The fourth proportional to 4,260,423.28, 5,879,430.84 and 2,326,740.88 is: 3,210,927.93
Step by Step Solution
- Step 1: Write the proportion equation
4,260,423.28 : 5,879,430.84 = 2,326,740.88 : x - Step 2: Convert to fraction form
4,260,423.28/5,879,430.84 = 2,326,740.88/x - Step 3: Cross multiply
4,260,423.28x = 5,879,430.84 × 2,326,740.88 - Step 4: Simplify right side
4,260,423.28x = 13,679,912,086,560.74 - Step 5: Solve for x
x = 13,679,912,086,560.74/4,260,423.28 - Step 6: Final answer
x = 3,210,927.93
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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.