Finding the Fourth Proportional to 1,847,037.34, 2,548,886.70 and 1,031,253.52
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Solution
The fourth proportional to 1,847,037.34, 2,548,886.70 and 1,031,253.52 is: 1,423,115.99
Step by Step Solution
- Step 1: Write the proportion equation
1,847,037.34 : 2,548,886.70 = 1,031,253.52 : x - Step 2: Convert to fraction form
1,847,037.34/2,548,886.70 = 1,031,253.52/x - Step 3: Cross multiply
1,847,037.34x = 2,548,886.70 × 1,031,253.52 - Step 4: Simplify right side
1,847,037.34x = 2,628,548,381,456.18 - Step 5: Solve for x
x = 2,628,548,381,456.18/1,847,037.34 - Step 6: Final answer
x = 1,423,115.99
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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.