Finding the Fourth Proportional to 2,641,402.50, 3,961,909.95 and 843,803.31
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Solution
The fourth proportional to 2,641,402.50, 3,961,909.95 and 843,803.31 is: 1,265,643.06
Step by Step Solution
- Step 1: Write the proportion equation
2,641,402.50 : 3,961,909.95 = 843,803.31 : x - Step 2: Convert to fraction form
2,641,402.50/3,961,909.95 = 843,803.31/x - Step 3: Cross multiply
2,641,402.50x = 3,961,909.95 × 843,803.31 - Step 4: Simplify right side
2,641,402.50x = 3,343,072,729,731.94 - Step 5: Solve for x
x = 3,343,072,729,731.94/2,641,402.50 - Step 6: Final answer
x = 1,265,643.06
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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.