Finding the Fourth Proportional to 2,037,615.40, 3,056,423.10 and 1,817,165.80
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Solution
The fourth proportional to 2,037,615.40, 3,056,423.10 and 1,817,165.80 is: 2,725,748.70
Step by Step Solution
- Step 1: Write the proportion equation
2,037,615.40 : 3,056,423.10 = 1,817,165.80 : x - Step 2: Convert to fraction form
2,037,615.40/3,056,423.10 = 1,817,165.80/x - Step 3: Cross multiply
2,037,615.40x = 3,056,423.10 × 1,817,165.80 - Step 4: Simplify right side
2,037,615.40x = 5,554,027,527,649.98 - Step 5: Solve for x
x = 5,554,027,527,649.98/2,037,615.40 - Step 6: Final answer
x = 2,725,748.70
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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.