Finding the Fourth Proportional to 1,375,260.12, 1,897,828.92 and 763,376.94
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Solution
The fourth proportional to 1,375,260.12, 1,897,828.92 and 763,376.94 is: 1,053,443.50
Step by Step Solution
- Step 1: Write the proportion equation
1,375,260.12 : 1,897,828.92 = 763,376.94 : x - Step 2: Convert to fraction form
1,375,260.12/1,897,828.92 = 763,376.94/x - Step 3: Cross multiply
1,375,260.12x = 1,897,828.92 × 763,376.94 - Step 4: Simplify right side
1,375,260.12x = 1,448,758,833,593.10 - Step 5: Solve for x
x = 1,448,758,833,593.10/1,375,260.12 - Step 6: Final answer
x = 1,053,443.50
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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.