Finding the Fourth Proportional to 1,031,777.24, 1,423,783.17 and 572,868.09
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Solution
The fourth proportional to 1,031,777.24, 1,423,783.17 and 572,868.09 is: 790,519.42
Step by Step Solution
- Step 1: Write the proportion equation
1,031,777.24 : 1,423,783.17 = 572,868.09 : x - Step 2: Convert to fraction form
1,031,777.24/1,423,783.17 = 572,868.09/x - Step 3: Cross multiply
1,031,777.24x = 1,423,783.17 × 572,868.09 - Step 4: Simplify right side
1,031,777.24x = 815,639,945,172.05 - Step 5: Solve for x
x = 815,639,945,172.05/1,031,777.24 - Step 6: Final answer
x = 790,519.42
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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.