Finding the Fourth Proportional to 1,624,451.05, 2,241,977.03 and 935,991.05
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Solution
The fourth proportional to 1,624,451.05, 2,241,977.03 and 935,991.05 is: 1,291,802.80
Step by Step Solution
- Step 1: Write the proportion equation
1,624,451.05 : 2,241,977.03 = 935,991.05 : x - Step 2: Convert to fraction form
1,624,451.05/2,241,977.03 = 935,991.05/x - Step 3: Cross multiply
1,624,451.05x = 2,241,977.03 × 935,991.05 - Step 4: Simplify right side
1,624,451.05x = 2,098,470,422,005.71 - Step 5: Solve for x
x = 2,098,470,422,005.71/1,624,451.05 - Step 6: Final answer
x = 1,291,802.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.