Finding the Fourth Proportional to 3,164,886.24, 4,747,292.30 and 768,733.10
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Solution
The fourth proportional to 3,164,886.24, 4,747,292.30 and 768,733.10 is: 1,153,090.65
Step by Step Solution
- Step 1: Write the proportion equation
3,164,886.24 : 4,747,292.30 = 768,733.10 : x - Step 2: Convert to fraction form
3,164,886.24/4,747,292.30 = 768,733.10/x - Step 3: Cross multiply
3,164,886.24x = 4,747,292.30 × 768,733.10 - Step 4: Simplify right side
3,164,886.24x = 3,649,400,726,385.13 - Step 5: Solve for x
x = 3,649,400,726,385.13/3,164,886.24 - Step 6: Final answer
x = 1,153,090.65
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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.