Finding the Fourth Proportional to 1,490,169.56, 2,235,587.70 and 543,540.32
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Solution
The fourth proportional to 1,490,169.56, 2,235,587.70 and 543,540.32 is: 815,432.07
Step by Step Solution
- Step 1: Write the proportion equation
1,490,169.56 : 2,235,587.70 = 543,540.32 : x - Step 2: Convert to fraction form
1,490,169.56/2,235,587.70 = 543,540.32/x - Step 3: Cross multiply
1,490,169.56x = 2,235,587.70 × 543,540.32 - Step 4: Simplify right side
1,490,169.56x = 1,215,132,053,846.06 - Step 5: Solve for x
x = 1,215,132,053,846.06/1,490,169.56 - Step 6: Final answer
x = 815,432.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.