Finding the Fourth Proportional to 4,088,270.10, 6,132,405.15 and 2,812,811.70
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Solution
The fourth proportional to 4,088,270.10, 6,132,405.15 and 2,812,811.70 is: 4,219,217.55
Step by Step Solution
- Step 1: Write the proportion equation
4,088,270.10 : 6,132,405.15 = 2,812,811.70 : x - Step 2: Convert to fraction form
4,088,270.10/6,132,405.15 = 2,812,811.70/x - Step 3: Cross multiply
4,088,270.10x = 6,132,405.15 × 2,812,811.70 - Step 4: Simplify right side
4,088,270.10x = 17,249,300,955,060.26 - Step 5: Solve for x
x = 17,249,300,955,060.26/4,088,270.10 - Step 6: Final answer
x = 4,219,217.55
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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.