Finding the Fourth Proportional to 1,502,314.74, 2,073,126.69 and 823,236.66
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Solution
The fourth proportional to 1,502,314.74, 2,073,126.69 and 823,236.66 is: 1,136,029.52
Step by Step Solution
- Step 1: Write the proportion equation
1,502,314.74 : 2,073,126.69 = 823,236.66 : x - Step 2: Convert to fraction form
1,502,314.74/2,073,126.69 = 823,236.66/x - Step 3: Cross multiply
1,502,314.74x = 2,073,126.69 × 823,236.66 - Step 4: Simplify right side
1,502,314.74x = 1,706,673,892,032.46 - Step 5: Solve for x
x = 1,706,673,892,032.46/1,502,314.74 - Step 6: Final answer
x = 1,136,029.52
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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.