Finding the Fourth Proportional to 1,624,957.68, 2,242,414.01 and 899,789.82
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Solution
The fourth proportional to 1,624,957.68, 2,242,414.01 and 899,789.82 is: 1,241,694.68
Step by Step Solution
- Step 1: Write the proportion equation
1,624,957.68 : 2,242,414.01 = 899,789.82 : x - Step 2: Convert to fraction form
1,624,957.68/2,242,414.01 = 899,789.82/x - Step 3: Cross multiply
1,624,957.68x = 2,242,414.01 × 899,789.82 - Step 4: Simplify right side
1,624,957.68x = 2,017,701,298,423.38 - Step 5: Solve for x
x = 2,017,701,298,423.38/1,624,957.68 - Step 6: Final answer
x = 1,241,694.68
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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.