Finding the Fourth Proportional to 985,963.17, 1,475,053.41 and 746,766.26
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Solution
The fourth proportional to 985,963.17, 1,475,053.41 and 746,766.26 is: 1,117,202.09
Step by Step Solution
- Step 1: Write the proportion equation
985,963.17 : 1,475,053.41 = 746,766.26 : x - Step 2: Convert to fraction form
985,963.17/1,475,053.41 = 746,766.26/x - Step 3: Cross multiply
985,963.17x = 1,475,053.41 × 746,766.26 - Step 4: Simplify right side
985,963.17x = 1,101,520,118,285.95 - Step 5: Solve for x
x = 1,101,520,118,285.95/985,963.17 - Step 6: Final answer
x = 1,117,202.09
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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.