Finding the Fourth Proportional to 4,045,533.12, 5,582,360.16 and 2,234,589.12
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Solution
The fourth proportional to 4,045,533.12, 5,582,360.16 and 2,234,589.12 is: 3,083,470.31
Step by Step Solution
- Step 1: Write the proportion equation
4,045,533.12 : 5,582,360.16 = 2,234,589.12 : x - Step 2: Convert to fraction form
4,045,533.12/5,582,360.16 = 2,234,589.12/x - Step 3: Cross multiply
4,045,533.12x = 5,582,360.16 × 2,234,589.12 - Step 4: Simplify right side
4,045,533.12x = 12,474,281,277,457.46 - Step 5: Solve for x
x = 12,474,281,277,457.46/4,045,533.12 - Step 6: Final answer
x = 3,083,470.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.