Finding the Fourth Proportional to 1,628,068.68, 2,246,869.32 and 903,150.12
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Solution
The fourth proportional to 1,628,068.68, 2,246,869.32 and 903,150.12 is: 1,246,421.80
Step by Step Solution
- Step 1: Write the proportion equation
1,628,068.68 : 2,246,869.32 = 903,150.12 : x - Step 2: Convert to fraction form
1,628,068.68/2,246,869.32 = 903,150.12/x - Step 3: Cross multiply
1,628,068.68x = 2,246,869.32 × 903,150.12 - Step 4: Simplify right side
1,628,068.68x = 2,029,260,295,982.32 - Step 5: Solve for x
x = 2,029,260,295,982.32/1,628,068.68 - Step 6: Final answer
x = 1,246,421.80
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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.