Finding the Fourth Proportional to 938,138.07, 1,294,769.49 and 594,005.99
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Solution
The fourth proportional to 938,138.07, 1,294,769.49 and 594,005.99 is: 819,816.24
Step by Step Solution
- Step 1: Write the proportion equation
938,138.07 : 1,294,769.49 = 594,005.99 : x - Step 2: Convert to fraction form
938,138.07/1,294,769.49 = 594,005.99/x - Step 3: Cross multiply
938,138.07x = 1,294,769.49 × 594,005.99 - Step 4: Simplify right side
938,138.07x = 769,100,826,255.40 - Step 5: Solve for x
x = 769,100,826,255.40/938,138.07 - Step 6: Final answer
x = 819,816.24
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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.