Finding the Fourth Proportional to 1,902,470.24, 2,625,412.44 and 1,031,302.24
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Solution
The fourth proportional to 1,902,470.24, 2,625,412.44 and 1,031,302.24 is: 1,423,198.99
Step by Step Solution
- Step 1: Write the proportion equation
1,902,470.24 : 2,625,412.44 = 1,031,302.24 : x - Step 2: Convert to fraction form
1,902,470.24/2,625,412.44 = 1,031,302.24/x - Step 3: Cross multiply
1,902,470.24x = 2,625,412.44 × 1,031,302.24 - Step 4: Simplify right side
1,902,470.24x = 2,707,593,730,295.87 - Step 5: Solve for x
x = 2,707,593,730,295.87/1,902,470.24 - Step 6: Final answer
x = 1,423,198.99
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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.