Finding the Fourth Proportional to 5,102,817.18, 7,654,034.36 and 1,264,652.22
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Solution
The fourth proportional to 5,102,817.18, 7,654,034.36 and 1,264,652.22 is: 1,896,930.89
Step by Step Solution
- Step 1: Write the proportion equation
5,102,817.18 : 7,654,034.36 = 1,264,652.22 : x - Step 2: Convert to fraction form
5,102,817.18/7,654,034.36 = 1,264,652.22/x - Step 3: Cross multiply
5,102,817.18x = 7,654,034.36 × 1,264,652.22 - Step 4: Simplify right side
5,102,817.18x = 9,679,691,545,330.28 - Step 5: Solve for x
x = 9,679,691,545,330.28/5,102,817.18 - Step 6: Final answer
x = 1,896,930.89
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1.5x scale
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.