Finding the Fourth Proportional to 4,682,381.08, 7,023,574.34 and 1,316,588.08
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Solution
The fourth proportional to 4,682,381.08, 7,023,574.34 and 1,316,588.08 is: 1,974,882.88
Step by Step Solution
- Step 1: Write the proportion equation
4,682,381.08 : 7,023,574.34 = 1,316,588.08 : x - Step 2: Convert to fraction form
4,682,381.08/7,023,574.34 = 1,316,588.08/x - Step 3: Cross multiply
4,682,381.08x = 7,023,574.34 × 1,316,588.08 - Step 4: Simplify right side
4,682,381.08x = 9,247,154,255,037.87 - Step 5: Solve for x
x = 9,247,154,255,037.87/4,682,381.08 - Step 6: Final answer
x = 1,974,882.88
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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.