Finding the Fourth Proportional to 2,958,517.76, 4,437,432.16 and 799,440.28
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Solution
The fourth proportional to 2,958,517.76, 4,437,432.16 and 799,440.28 is: 1,199,067.34
Step by Step Solution
- Step 1: Write the proportion equation
2,958,517.76 : 4,437,432.16 = 799,440.28 : x - Step 2: Convert to fraction form
2,958,517.76/4,437,432.16 = 799,440.28/x - Step 3: Cross multiply
2,958,517.76x = 4,437,432.16 × 799,440.28 - Step 4: Simplify right side
2,958,517.76x = 3,547,462,008,471.41 - Step 5: Solve for x
x = 3,547,462,008,471.41/2,958,517.76 - Step 6: Final answer
x = 1,199,067.34
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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.