Finding the Fourth Proportional to 2,912,202.90, 4,368,304.35 and 782,502.30
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Solution
The fourth proportional to 2,912,202.90, 4,368,304.35 and 782,502.30 is: 1,173,753.45
Step by Step Solution
- Step 1: Write the proportion equation
2,912,202.90 : 4,368,304.35 = 782,502.30 : x - Step 2: Convert to fraction form
2,912,202.90/4,368,304.35 = 782,502.30/x - Step 3: Cross multiply
2,912,202.90x = 4,368,304.35 × 782,502.30 - Step 4: Simplify right side
2,912,202.90x = 3,418,208,200,975.01 - Step 5: Solve for x
x = 3,418,208,200,975.01/2,912,202.90 - Step 6: Final answer
x = 1,173,753.45
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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.