Finding the Fourth Proportional to 2,169,125.03, 3,253,715.23 and 820,925.65
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Solution
The fourth proportional to 2,169,125.03, 3,253,715.23 and 820,925.65 is: 1,231,398.95
Step by Step Solution
- Step 1: Write the proportion equation
2,169,125.03 : 3,253,715.23 = 820,925.65 : x - Step 2: Convert to fraction form
2,169,125.03/3,253,715.23 = 820,925.65/x - Step 3: Cross multiply
2,169,125.03x = 3,253,715.23 × 820,925.65 - Step 4: Simplify right side
2,169,125.03x = 2,671,058,280,507.38 - Step 5: Solve for x
x = 2,671,058,280,507.38/2,169,125.03 - Step 6: Final answer
x = 1,231,398.95
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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.