Finding the Fourth Proportional to 2,896,812.10, 4,345,218.15 and 1,553,119.30
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Solution
The fourth proportional to 2,896,812.10, 4,345,218.15 and 1,553,119.30 is: 2,329,678.95
Step by Step Solution
- Step 1: Write the proportion equation
2,896,812.10 : 4,345,218.15 = 1,553,119.30 : x - Step 2: Convert to fraction form
2,896,812.10/4,345,218.15 = 1,553,119.30/x - Step 3: Cross multiply
2,896,812.10x = 4,345,218.15 × 1,553,119.30 - Step 4: Simplify right side
2,896,812.10x = 6,748,642,171,475.30 - Step 5: Solve for x
x = 6,748,642,171,475.30/2,896,812.10 - Step 6: Final answer
x = 2,329,678.95
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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.