Finding the Fourth Proportional to 1,375,122.06, 1,897,632 and 763,273.08
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Solution
The fourth proportional to 1,375,122.06, 1,897,632 and 763,273.08 is: 1,053,296.62
Step by Step Solution
- Step 1: Write the proportion equation
1,375,122.06 : 1,897,632 = 763,273.08 : x - Step 2: Convert to fraction form
1,375,122.06/1,897,632 = 763,273.08/x - Step 3: Cross multiply
1,375,122.06x = 1,897,632 × 763,273.08 - Step 4: Simplify right side
1,375,122.06x = 1,448,411,421,346.56 - Step 5: Solve for x
x = 1,448,411,421,346.56/1,375,122.06 - Step 6: Final answer
x = 1,053,296.62
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.