Finding the Fourth Proportional to 3,118,257.37, 4,677,829.44 and 959,461.48
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Solution
The fourth proportional to 3,118,257.37, 4,677,829.44 and 959,461.48 is: 1,439,328.65
Step by Step Solution
- Step 1: Write the proportion equation
3,118,257.37 : 4,677,829.44 = 959,461.48 : x - Step 2: Convert to fraction form
3,118,257.37/4,677,829.44 = 959,461.48/x - Step 3: Cross multiply
3,118,257.37x = 4,677,829.44 × 959,461.48 - Step 4: Simplify right side
3,118,257.37x = 4,488,197,157,689.97 - Step 5: Solve for x
x = 4,488,197,157,689.97/3,118,257.37 - Step 6: Final answer
x = 1,439,328.65
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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.