Finding the Fourth Proportional to 3,287,518.52, 4,536,382.67 and 1,817,228.49
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Solution
The fourth proportional to 3,287,518.52, 4,536,382.67 and 1,817,228.49 is: 2,507,558.14
Step by Step Solution
- Step 1: Write the proportion equation
3,287,518.52 : 4,536,382.67 = 1,817,228.49 : x - Step 2: Convert to fraction form
3,287,518.52/4,536,382.67 = 1,817,228.49/x - Step 3: Cross multiply
3,287,518.52x = 4,536,382.67 × 1,817,228.49 - Step 4: Simplify right side
3,287,518.52x = 8,243,643,820,405.21 - Step 5: Solve for x
x = 8,243,643,820,405.21/3,287,518.52 - Step 6: Final answer
x = 2,507,558.14
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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.