Finding the Fourth Proportional to 893,623.68, 1,233,488.16 and 572,199.84
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Solution
The fourth proportional to 893,623.68, 1,233,488.16 and 572,199.84 is: 789,819.86
Step by Step Solution
- Step 1: Write the proportion equation
893,623.68 : 1,233,488.16 = 572,199.84 : x - Step 2: Convert to fraction form
893,623.68/1,233,488.16 = 572,199.84/x - Step 3: Cross multiply
893,623.68x = 1,233,488.16 × 572,199.84 - Step 4: Simplify right side
893,623.68x = 705,801,727,793.89 - Step 5: Solve for x
x = 705,801,727,793.89/893,623.68 - Step 6: Final answer
x = 789,819.86
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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.