Finding the Fourth Proportional to 3,548,273.99, 4,896,620.10 and 1,916,681.40
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Solution
The fourth proportional to 3,548,273.99, 4,896,620.10 and 1,916,681.40 is: 2,645,021.41
Step by Step Solution
- Step 1: Write the proportion equation
3,548,273.99 : 4,896,620.10 = 1,916,681.40 : x - Step 2: Convert to fraction form
3,548,273.99/4,896,620.10 = 1,916,681.40/x - Step 3: Cross multiply
3,548,273.99x = 4,896,620.10 × 1,916,681.40 - Step 4: Simplify right side
3,548,273.99x = 9,385,260,668,536.14 - Step 5: Solve for x
x = 9,385,260,668,536.14/3,548,273.99 - Step 6: Final answer
x = 2,645,021.41
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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.