Finding the Fourth Proportional to 2,248,659.12, 3,102,652.36 and 1,377,677.84
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Solution
The fourth proportional to 2,248,659.12, 3,102,652.36 and 1,377,677.84 is: 1,900,890.79
Step by Step Solution
- Step 1: Write the proportion equation
2,248,659.12 : 3,102,652.36 = 1,377,677.84 : x - Step 2: Convert to fraction form
2,248,659.12/3,102,652.36 = 1,377,677.84/x - Step 3: Cross multiply
2,248,659.12x = 3,102,652.36 × 1,377,677.84 - Step 4: Simplify right side
2,248,659.12x = 4,274,455,401,595.70 - Step 5: Solve for x
x = 4,274,455,401,595.70/2,248,659.12 - Step 6: Final answer
x = 1,900,890.79
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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.