Finding the Fourth Proportional to 5,704,140.84, 8,555,489.52 and 1,865,635.08
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Solution
The fourth proportional to 5,704,140.84, 8,555,489.52 and 1,865,635.08 is: 2,798,216.56
Step by Step Solution
- Step 1: Write the proportion equation
5,704,140.84 : 8,555,489.52 = 1,865,635.08 : x - Step 2: Convert to fraction form
5,704,140.84/8,555,489.52 = 1,865,635.08/x - Step 3: Cross multiply
5,704,140.84x = 8,555,489.52 × 1,865,635.08 - Step 4: Simplify right side
5,704,140.84x = 15,961,421,375,084.36 - Step 5: Solve for x
x = 15,961,421,375,084.36/5,704,140.84 - Step 6: Final answer
x = 2,798,216.56
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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.