Finding the Fourth Proportional to 1,456,103.70, 2,183,637.15 and 657,767.70
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Solution
The fourth proportional to 1,456,103.70, 2,183,637.15 and 657,767.70 is: 986,417.37
Step by Step Solution
- Step 1: Write the proportion equation
1,456,103.70 : 2,183,637.15 = 657,767.70 : x - Step 2: Convert to fraction form
1,456,103.70/2,183,637.15 = 657,767.70/x - Step 3: Cross multiply
1,456,103.70x = 2,183,637.15 × 657,767.70 - Step 4: Simplify right side
1,456,103.70x = 1,436,325,985,790.06 - Step 5: Solve for x
x = 1,436,325,985,790.06/1,456,103.70 - Step 6: Final answer
x = 986,417.37
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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.