Finding the Fourth Proportional to 2,157,267.41, 3,237,137.51 and 877,638.72
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Solution
The fourth proportional to 2,157,267.41, 3,237,137.51 and 877,638.72 is: 1,316,961.08
Step by Step Solution
- Step 1: Write the proportion equation
2,157,267.41 : 3,237,137.51 = 877,638.72 : x - Step 2: Convert to fraction form
2,157,267.41/3,237,137.51 = 877,638.72/x - Step 3: Cross multiply
2,157,267.41x = 3,237,137.51 × 877,638.72 - Step 4: Simplify right side
2,157,267.41x = 2,841,037,216,352.19 - Step 5: Solve for x
x = 2,841,037,216,352.19/2,157,267.41 - Step 6: Final answer
x = 1,316,961.08
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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.