Finding the Fourth Proportional to 1,031,136.43, 1,546,335.57 and 357,036.74
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Solution
The fourth proportional to 1,031,136.43, 1,546,335.57 and 357,036.74 is: 535,427.32
Step by Step Solution
- Step 1: Write the proportion equation
1,031,136.43 : 1,546,335.57 = 357,036.74 : x - Step 2: Convert to fraction form
1,031,136.43/1,546,335.57 = 357,036.74/x - Step 3: Cross multiply
1,031,136.43x = 1,546,335.57 × 357,036.74 - Step 4: Simplify right side
1,031,136.43x = 552,098,610,858.84 - Step 5: Solve for x
x = 552,098,610,858.84/1,031,136.43 - Step 6: Final answer
x = 535,427.32
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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.