Finding the Fourth Proportional to 4,375,439.76, 6,563,159.62 and 1,180,565.92
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Solution
The fourth proportional to 4,375,439.76, 6,563,159.62 and 1,180,565.92 is: 1,770,848.87
Step by Step Solution
- Step 1: Write the proportion equation
4,375,439.76 : 6,563,159.62 = 1,180,565.92 : x - Step 2: Convert to fraction form
4,375,439.76/6,563,159.62 = 1,180,565.92/x - Step 3: Cross multiply
4,375,439.76x = 6,563,159.62 × 1,180,565.92 - Step 4: Simplify right side
4,375,439.76x = 7,748,242,574,892.15 - Step 5: Solve for x
x = 7,748,242,574,892.15/4,375,439.76 - Step 6: Final answer
x = 1,770,848.87
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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.