Finding the Fourth Proportional to 1,337,180.50, 1,845,275.84 and 748,471.68
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Solution
The fourth proportional to 1,337,180.50, 1,845,275.84 and 748,471.68 is: 1,032,872.31
Step by Step Solution
- Step 1: Write the proportion equation
1,337,180.50 : 1,845,275.84 = 748,471.68 : x - Step 2: Convert to fraction form
1,337,180.50/1,845,275.84 = 748,471.68/x - Step 3: Cross multiply
1,337,180.50x = 1,845,275.84 × 748,471.68 - Step 4: Simplify right side
1,337,180.50x = 1,381,136,708,028.21 - Step 5: Solve for x
x = 1,381,136,708,028.21/1,337,180.50 - Step 6: Final answer
x = 1,032,872.31
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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.