Finding the Fourth Proportional to 2,352,031.35, 3,245,409.84 and 1,385,354.13
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Solution
The fourth proportional to 2,352,031.35, 3,245,409.84 and 1,385,354.13 is: 1,911,556.97
Step by Step Solution
- Step 1: Write the proportion equation
2,352,031.35 : 3,245,409.84 = 1,385,354.13 : x - Step 2: Convert to fraction form
2,352,031.35/3,245,409.84 = 1,385,354.13/x - Step 3: Cross multiply
2,352,031.35x = 3,245,409.84 × 1,385,354.13 - Step 4: Simplify right side
2,352,031.35x = 4,496,041,925,386.64 - Step 5: Solve for x
x = 4,496,041,925,386.64/2,352,031.35 - Step 6: Final answer
x = 1,911,556.97
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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.