Finding the Fourth Proportional to 3,299,178.12, 4,949,541.74 and 1,024,585.12
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Solution
The fourth proportional to 3,299,178.12, 4,949,541.74 and 1,024,585.12 is: 1,537,118.23
Step by Step Solution
- Step 1: Write the proportion equation
3,299,178.12 : 4,949,541.74 = 1,024,585.12 : x - Step 2: Convert to fraction form
3,299,178.12/4,949,541.74 = 1,024,585.12/x - Step 3: Cross multiply
3,299,178.12x = 4,949,541.74 × 1,024,585.12 - Step 4: Simplify right side
3,299,178.12x = 5,071,226,812,499.98 - Step 5: Solve for x
x = 5,071,226,812,499.98/3,299,178.12 - Step 6: Final answer
x = 1,537,118.23
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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.