Finding the Fourth Proportional to 1,031,269.55, 1,423,141.16 and 572,388.08
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Solution
The fourth proportional to 1,031,269.55, 1,423,141.16 and 572,388.08 is: 789,889.54
Step by Step Solution
- Step 1: Write the proportion equation
1,031,269.55 : 1,423,141.16 = 572,388.08 : x - Step 2: Convert to fraction form
1,031,269.55/1,423,141.16 = 572,388.08/x - Step 3: Cross multiply
1,031,269.55x = 1,423,141.16 × 572,388.08 - Step 4: Simplify right side
1,031,269.55x = 814,589,026,163.73 - Step 5: Solve for x
x = 814,589,026,163.73/1,031,269.55 - Step 6: Final answer
x = 789,889.54
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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.