Finding the Fourth Proportional to 1,396,134.36, 2,094,307.62 and 542,839.38
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Solution
The fourth proportional to 1,396,134.36, 2,094,307.62 and 542,839.38 is: 814,300.32
Step by Step Solution
- Step 1: Write the proportion equation
1,396,134.36 : 2,094,307.62 = 542,839.38 : x - Step 2: Convert to fraction form
1,396,134.36/2,094,307.62 = 542,839.38/x - Step 3: Cross multiply
1,396,134.36x = 2,094,307.62 × 542,839.38 - Step 4: Simplify right side
1,396,134.36x = 1,136,872,649,970.08 - Step 5: Solve for x
x = 1,136,872,649,970.08/1,396,134.36 - Step 6: Final answer
x = 814,300.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.