Finding the Fourth Proportional to 1,433,149.23, 2,149,377.53 and 421,995.99
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Solution
The fourth proportional to 1,433,149.23, 2,149,377.53 and 421,995.99 is: 632,892.01
Step by Step Solution
- Step 1: Write the proportion equation
1,433,149.23 : 2,149,377.53 = 421,995.99 : x - Step 2: Convert to fraction form
1,433,149.23/2,149,377.53 = 421,995.99/x - Step 3: Cross multiply
1,433,149.23x = 2,149,377.53 × 421,995.99 - Step 4: Simplify right side
1,433,149.23x = 907,028,696,546.13 - Step 5: Solve for x
x = 907,028,696,546.13/1,433,149.23 - Step 6: Final answer
x = 632,892.01
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.