Finding the Fourth Proportional to 1,559,350.33, 2,151,921.41 and 914,781.49
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Solution
The fourth proportional to 1,559,350.33, 2,151,921.41 and 914,781.49 is: 1,262,408.99
Step by Step Solution
- Step 1: Write the proportion equation
1,559,350.33 : 2,151,921.41 = 914,781.49 : x - Step 2: Convert to fraction form
1,559,350.33/2,151,921.41 = 914,781.49/x - Step 3: Cross multiply
1,559,350.33x = 2,151,921.41 × 914,781.49 - Step 4: Simplify right side
1,559,350.33x = 1,968,537,873,802.70 - Step 5: Solve for x
x = 1,968,537,873,802.70/1,559,350.33 - Step 6: Final answer
x = 1,262,408.99
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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.