Finding the Fourth Proportional to 1,031,810.36, 1,423,898.30 and 579,101.36
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Solution
The fourth proportional to 1,031,810.36, 1,423,898.30 and 579,101.36 is: 799,159.88
Step by Step Solution
- Step 1: Write the proportion equation
1,031,810.36 : 1,423,898.30 = 579,101.36 : x - Step 2: Convert to fraction form
1,031,810.36/1,423,898.30 = 579,101.36/x - Step 3: Cross multiply
1,031,810.36x = 1,423,898.30 × 579,101.36 - Step 4: Simplify right side
1,031,810.36x = 824,581,442,031.69 - Step 5: Solve for x
x = 824,581,442,031.69/1,031,810.36 - Step 6: Final answer
x = 799,159.88
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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.