Finding the Fourth Proportional to 2,455,644.84, 3,680,674.08 and 1,493,980.60
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Solution
The fourth proportional to 2,455,644.84, 3,680,674.08 and 1,493,980.60 is: 2,239,271.57
Step by Step Solution
- Step 1: Write the proportion equation
2,455,644.84 : 3,680,674.08 = 1,493,980.60 : x - Step 2: Convert to fraction form
2,455,644.84/3,680,674.08 = 1,493,980.60/x - Step 3: Cross multiply
2,455,644.84x = 3,680,674.08 × 1,493,980.60 - Step 4: Simplify right side
2,455,644.84x = 5,498,855,670,442.85 - Step 5: Solve for x
x = 5,498,855,670,442.85/2,455,644.84 - Step 6: Final answer
x = 2,239,271.57
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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.