Finding the Fourth Proportional to 1,912,602.48, 2,869,282.32 and 546,387.99
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Solution
The fourth proportional to 1,912,602.48, 2,869,282.32 and 546,387.99 is: 819,690.14
Step by Step Solution
- Step 1: Write the proportion equation
1,912,602.48 : 2,869,282.32 = 546,387.99 : x - Step 2: Convert to fraction form
1,912,602.48/2,869,282.32 = 546,387.99/x - Step 3: Cross multiply
1,912,602.48x = 2,869,282.32 × 546,387.99 - Step 4: Simplify right side
1,912,602.48x = 1,567,741,399,567.34 - Step 5: Solve for x
x = 1,567,741,399,567.34/1,912,602.48 - Step 6: Final answer
x = 819,690.14
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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.