Finding the Fourth Proportional to 842,593.80, 1,263,890.70 and 737,617.80
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Solution
The fourth proportional to 842,593.80, 1,263,890.70 and 737,617.80 is: 1,106,426.70
Step by Step Solution
- Step 1: Write the proportion equation
842,593.80 : 1,263,890.70 = 737,617.80 : x - Step 2: Convert to fraction form
842,593.80/1,263,890.70 = 737,617.80/x - Step 3: Cross multiply
842,593.80x = 1,263,890.70 × 737,617.80 - Step 4: Simplify right side
842,593.80x = 932,268,277,574.46 - Step 5: Solve for x
x = 932,268,277,574.46/842,593.80 - Step 6: Final answer
x = 1,106,426.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.