Finding the Fourth Proportional to 2,088,206.80, 3,126,089.40 and 1,246,325.20
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Solution
The fourth proportional to 2,088,206.80, 3,126,089.40 and 1,246,325.20 is: 1,865,774.98
Step by Step Solution
- Step 1: Write the proportion equation
2,088,206.80 : 3,126,089.40 = 1,246,325.20 : x - Step 2: Convert to fraction form
2,088,206.80/3,126,089.40 = 1,246,325.20/x - Step 3: Cross multiply
2,088,206.80x = 3,126,089.40 × 1,246,325.20 - Step 4: Simplify right side
2,088,206.80x = 3,896,123,996,672.88 - Step 5: Solve for x
x = 3,896,123,996,672.88/2,088,206.80 - Step 6: Final answer
x = 1,865,774.98
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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.