Finding the Fourth Proportional to 3,590,192.52, 5,385,246.12 and 1,031,470.56
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Solution
The fourth proportional to 3,590,192.52, 5,385,246.12 and 1,031,470.56 is: 1,547,193.58
Step by Step Solution
- Step 1: Write the proportion equation
3,590,192.52 : 5,385,246.12 = 1,031,470.56 : x - Step 2: Convert to fraction form
3,590,192.52/5,385,246.12 = 1,031,470.56/x - Step 3: Cross multiply
3,590,192.52x = 5,385,246.12 × 1,031,470.56 - Step 4: Simplify right side
3,590,192.52x = 5,554,722,831,134.23 - Step 5: Solve for x
x = 5,554,722,831,134.23/3,590,192.52 - Step 6: Final answer
x = 1,547,193.58
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.