Finding the Fourth Proportional to 1,703,135.53, 2,350,219.71 and 977,472.49
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Solution
The fourth proportional to 1,703,135.53, 2,350,219.71 and 977,472.49 is: 1,348,850.44
Step by Step Solution
- Step 1: Write the proportion equation
1,703,135.53 : 2,350,219.71 = 977,472.49 : x - Step 2: Convert to fraction form
1,703,135.53/2,350,219.71 = 977,472.49/x - Step 3: Cross multiply
1,703,135.53x = 2,350,219.71 × 977,472.49 - Step 4: Simplify right side
1,703,135.53x = 2,297,275,111,980.78 - Step 5: Solve for x
x = 2,297,275,111,980.78/1,703,135.53 - Step 6: Final answer
x = 1,348,850.44
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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.