Finding the Fourth Proportional to 2,495,985.64, 3,444,163.94 and 1,408,193.72
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Solution
The fourth proportional to 2,495,985.64, 3,444,163.94 and 1,408,193.72 is: 1,943,140.20
Step by Step Solution
- Step 1: Write the proportion equation
2,495,985.64 : 3,444,163.94 = 1,408,193.72 : x - Step 2: Convert to fraction form
2,495,985.64/3,444,163.94 = 1,408,193.72/x - Step 3: Cross multiply
2,495,985.64x = 3,444,163.94 × 1,408,193.72 - Step 4: Simplify right side
2,495,985.64x = 4,850,050,030,958.46 - Step 5: Solve for x
x = 4,850,050,030,958.46/2,495,985.64 - Step 6: Final answer
x = 1,943,140.20
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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.