Finding the Fourth Proportional to 2,912,204.30, 4,368,306.45 and 1,495,028.30
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Solution
The fourth proportional to 2,912,204.30, 4,368,306.45 and 1,495,028.30 is: 2,242,542.45
Step by Step Solution
- Step 1: Write the proportion equation
2,912,204.30 : 4,368,306.45 = 1,495,028.30 : x - Step 2: Convert to fraction form
2,912,204.30/4,368,306.45 = 1,495,028.30/x - Step 3: Cross multiply
2,912,204.30x = 4,368,306.45 × 1,495,028.30 - Step 4: Simplify right side
2,912,204.30x = 6,530,741,765,822.54 - Step 5: Solve for x
x = 6,530,741,765,822.54/2,912,204.30 - Step 6: Final answer
x = 2,242,542.45
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1.5x scale
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.