Finding the Fourth Proportional to 4,521,183.67, 6,239,089.49 and 2,587,402.73
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Solution
The fourth proportional to 4,521,183.67, 6,239,089.49 and 2,587,402.73 is: 3,570,533.37
Step by Step Solution
- Step 1: Write the proportion equation
4,521,183.67 : 6,239,089.49 = 2,587,402.73 : x - Step 2: Convert to fraction form
4,521,183.67/6,239,089.49 = 2,587,402.73/x - Step 3: Cross multiply
4,521,183.67x = 6,239,089.49 × 2,587,402.73 - Step 4: Simplify right side
4,521,183.67x = 16,143,037,179,140.31 - Step 5: Solve for x
x = 16,143,037,179,140.31/4,521,183.67 - Step 6: Final answer
x = 3,570,533.37
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1.5x scale
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.