Finding the Fourth Proportional to 1,367,101.80, 2,050,652.70 and 1,101,381.30
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Solution
The fourth proportional to 1,367,101.80, 2,050,652.70 and 1,101,381.30 is: 1,652,071.95
Step by Step Solution
- Step 1: Write the proportion equation
1,367,101.80 : 2,050,652.70 = 1,101,381.30 : x - Step 2: Convert to fraction form
1,367,101.80/2,050,652.70 = 1,101,381.30/x - Step 3: Cross multiply
1,367,101.80x = 2,050,652.70 × 1,101,381.30 - Step 4: Simplify right side
1,367,101.80x = 2,258,550,536,574.51 - Step 5: Solve for x
x = 2,258,550,536,574.51/1,367,101.80 - Step 6: Final answer
x = 1,652,071.95
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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.