Finding the Fourth Proportional to 4,333,134.72, 5,979,652.67 and 2,399,353.79
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Solution
The fourth proportional to 4,333,134.72, 5,979,652.67 and 2,399,353.79 is: 3,311,067.66
Step by Step Solution
- Step 1: Write the proportion equation
4,333,134.72 : 5,979,652.67 = 2,399,353.79 : x - Step 2: Convert to fraction form
4,333,134.72/5,979,652.67 = 2,399,353.79/x - Step 3: Cross multiply
4,333,134.72x = 5,979,652.67 × 2,399,353.79 - Step 4: Simplify right side
4,333,134.72x = 14,347,302,254,753.09 - Step 5: Solve for x
x = 14,347,302,254,753.09/4,333,134.72 - Step 6: Final answer
x = 3,311,067.66
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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.