Finding the Fourth Proportional to 2,478,070.99, 3,717,147.50 and 680,943.38
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Solution
The fourth proportional to 2,478,070.99, 3,717,147.50 and 680,943.38 is: 1,021,426.34
Step by Step Solution
- Step 1: Write the proportion equation
2,478,070.99 : 3,717,147.50 = 680,943.38 : x - Step 2: Convert to fraction form
2,478,070.99/3,717,147.50 = 680,943.38/x - Step 3: Cross multiply
2,478,070.99x = 3,717,147.50 × 680,943.38 - Step 4: Simplify right side
2,478,070.99x = 2,531,166,993,577.45 - Step 5: Solve for x
x = 2,531,166,993,577.45/2,478,070.99 - Step 6: Final answer
x = 1,021,426.34
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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.