Finding the Fourth Proportional to 2,006,654.90, 2,768,395.44 and 1,146,753.84
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Solution
The fourth proportional to 2,006,654.90, 2,768,395.44 and 1,146,753.84 is: 1,582,069.79
Step by Step Solution
- Step 1: Write the proportion equation
2,006,654.90 : 2,768,395.44 = 1,146,753.84 : x - Step 2: Convert to fraction form
2,006,654.90/2,768,395.44 = 1,146,753.84/x - Step 3: Cross multiply
2,006,654.90x = 2,768,395.44 × 1,146,753.84 - Step 4: Simplify right side
2,006,654.90x = 3,174,668,101,458.49 - Step 5: Solve for x
x = 3,174,668,101,458.49/2,006,654.90 - Step 6: Final answer
x = 1,582,069.79
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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.