Finding the Fourth Proportional to 1,031,812.98, 1,423,901.88 and 579,103.98
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Solution
The fourth proportional to 1,031,812.98, 1,423,901.88 and 579,103.98 is: 799,163.47
Step by Step Solution
- Step 1: Write the proportion equation
1,031,812.98 : 1,423,901.88 = 579,103.98 : x - Step 2: Convert to fraction form
1,031,812.98/1,423,901.88 = 579,103.98/x - Step 3: Cross multiply
1,031,812.98x = 1,423,901.88 × 579,103.98 - Step 4: Simplify right side
1,031,812.98x = 824,587,245,837.48 - Step 5: Solve for x
x = 824,587,245,837.48/1,031,812.98 - Step 6: Final answer
x = 799,163.47
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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.