Finding the Fourth Proportional to 1,891,463.91, 2,837,220.62 and 629,291.53
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Solution
The fourth proportional to 1,891,463.91, 2,837,220.62 and 629,291.53 is: 943,945.53
Step by Step Solution
- Step 1: Write the proportion equation
1,891,463.91 : 2,837,220.62 = 629,291.53 : x - Step 2: Convert to fraction form
1,891,463.91/2,837,220.62 = 629,291.53/x - Step 3: Cross multiply
1,891,463.91x = 2,837,220.62 × 629,291.53 - Step 4: Simplify right side
1,891,463.91x = 1,785,438,905,307.42 - Step 5: Solve for x
x = 1,785,438,905,307.42/1,891,463.91 - Step 6: Final answer
x = 943,945.53
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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.