Finding the Fourth Proportional to 4,829,828.58, 7,244,669.07 and 1,235,565.18
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Solution
The fourth proportional to 4,829,828.58, 7,244,669.07 and 1,235,565.18 is: 1,853,328.89
Step by Step Solution
- Step 1: Write the proportion equation
4,829,828.58 : 7,244,669.07 = 1,235,565.18 : x - Step 2: Convert to fraction form
4,829,828.58/7,244,669.07 = 1,235,565.18/x - Step 3: Cross multiply
4,829,828.58x = 7,244,669.07 × 1,235,565.18 - Step 4: Simplify right side
4,829,828.58x = 8,951,260,843,514.98 - Step 5: Solve for x
x = 8,951,260,843,514.98/4,829,828.58 - Step 6: Final answer
x = 1,853,328.89
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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.