Finding the Fourth Proportional to 2,928,933.68, 4,375,589.12 and 1,895,848.34
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Solution
The fourth proportional to 2,928,933.68, 4,375,589.12 and 1,895,848.34 is: 2,832,243.49
Step by Step Solution
- Step 1: Write the proportion equation
2,928,933.68 : 4,375,589.12 = 1,895,848.34 : x - Step 2: Convert to fraction form
2,928,933.68/4,375,589.12 = 1,895,848.34/x - Step 3: Cross multiply
2,928,933.68x = 4,375,589.12 × 1,895,848.34 - Step 4: Simplify right side
2,928,933.68x = 8,295,453,345,426.31 - Step 5: Solve for x
x = 8,295,453,345,426.31/2,928,933.68 - Step 6: Final answer
x = 2,832,243.49
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.