Finding the Fourth Proportional to 4,723,648.02, 7,086,596.45 and 1,528,774.19
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Solution
The fourth proportional to 4,723,648.02, 7,086,596.45 and 1,528,774.19 is: 2,293,525.19
Step by Step Solution
- Step 1: Write the proportion equation
4,723,648.02 : 7,086,596.45 = 1,528,774.19 : x - Step 2: Convert to fraction form
4,723,648.02/7,086,596.45 = 1,528,774.19/x - Step 3: Cross multiply
4,723,648.02x = 7,086,596.45 × 1,528,774.19 - Step 4: Simplify right side
4,723,648.02x = 10,833,805,731,203.51 - Step 5: Solve for x
x = 10,833,805,731,203.51/4,723,648.02 - Step 6: Final answer
x = 2,293,525.19
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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.