Finding the Fourth Proportional to 2,532,737.40, 3,495,177.90 and 1,386,888.12
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Solution
The fourth proportional to 2,532,737.40, 3,495,177.90 and 1,386,888.12 is: 1,913,905.76
Step by Step Solution
- Step 1: Write the proportion equation
2,532,737.40 : 3,495,177.90 = 1,386,888.12 : x - Step 2: Convert to fraction form
2,532,737.40/3,495,177.90 = 1,386,888.12/x - Step 3: Cross multiply
2,532,737.40x = 3,495,177.90 × 1,386,888.12 - Step 4: Simplify right side
2,532,737.40x = 4,847,420,706,796.55 - Step 5: Solve for x
x = 4,847,420,706,796.55/2,532,737.40 - Step 6: Final answer
x = 1,913,905.76
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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.