Finding the Fourth Proportional to 1,486,355.23, 2,051,197.09 and 841,908.79
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Solution
The fourth proportional to 1,486,355.23, 2,051,197.09 and 841,908.79 is: 1,161,849.35
Step by Step Solution
- Step 1: Write the proportion equation
1,486,355.23 : 2,051,197.09 = 841,908.79 : x - Step 2: Convert to fraction form
1,486,355.23/2,051,197.09 = 841,908.79/x - Step 3: Cross multiply
1,486,355.23x = 2,051,197.09 × 841,908.79 - Step 4: Simplify right side
1,486,355.23x = 1,726,920,865,288.38 - Step 5: Solve for x
x = 1,726,920,865,288.38/1,486,355.23 - Step 6: Final answer
x = 1,161,849.35
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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.