Finding the Fourth Proportional to 2,838,203.42, 4,257,305.12 and 708,287.56
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Solution
The fourth proportional to 2,838,203.42, 4,257,305.12 and 708,287.56 is: 1,062,431.34
Step by Step Solution
- Step 1: Write the proportion equation
2,838,203.42 : 4,257,305.12 = 708,287.56 : x - Step 2: Convert to fraction form
2,838,203.42/4,257,305.12 = 708,287.56/x - Step 3: Cross multiply
2,838,203.42x = 4,257,305.12 × 708,287.56 - Step 4: Simplify right side
2,838,203.42x = 3,015,396,246,747.76 - Step 5: Solve for x
x = 3,015,396,246,747.76/2,838,203.42 - Step 6: Final answer
x = 1,062,431.34
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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.