Finding the Fourth Proportional to 4,168,654.80, 6,253,327.80 and 1,328,686.80
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Solution
The fourth proportional to 4,168,654.80, 6,253,327.80 and 1,328,686.80 is: 1,993,140.35
Step by Step Solution
- Step 1: Write the proportion equation
4,168,654.80 : 6,253,327.80 = 1,328,686.80 : x - Step 2: Convert to fraction form
4,168,654.80/6,253,327.80 = 1,328,686.80/x - Step 3: Cross multiply
4,168,654.80x = 6,253,327.80 × 1,328,686.80 - Step 4: Simplify right side
4,168,654.80x = 8,308,714,103,933.04 - Step 5: Solve for x
x = 8,308,714,103,933.04/4,168,654.80 - Step 6: Final answer
x = 1,993,140.35
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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.