Finding the Fourth Proportional to 1,902,472.24, 2,625,415.20 and 1,031,304.24
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Solution
The fourth proportional to 1,902,472.24, 2,625,415.20 and 1,031,304.24 is: 1,423,201.75
Step by Step Solution
- Step 1: Write the proportion equation
1,902,472.24 : 2,625,415.20 = 1,031,304.24 : x - Step 2: Convert to fraction form
1,902,472.24/2,625,415.20 = 1,031,304.24/x - Step 3: Cross multiply
1,902,472.24x = 2,625,415.20 × 1,031,304.24 - Step 4: Simplify right side
1,902,472.24x = 2,707,601,827,520.45 - Step 5: Solve for x
x = 2,707,601,827,520.45/1,902,472.24 - Step 6: Final answer
x = 1,423,201.75
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1.5x scale
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.