Finding the Fourth Proportional to 985,995.99, 1,475,102.54 and 746,798.94
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Solution
The fourth proportional to 985,995.99, 1,475,102.54 and 746,798.94 is: 1,117,251.01
Step by Step Solution
- Step 1: Write the proportion equation
985,995.99 : 1,475,102.54 = 746,798.94 : x - Step 2: Convert to fraction form
985,995.99/1,475,102.54 = 746,798.94/x - Step 3: Cross multiply
985,995.99x = 1,475,102.54 × 746,798.94 - Step 4: Simplify right side
985,995.99x = 1,101,605,015,130.31 - Step 5: Solve for x
x = 1,101,605,015,130.31/985,995.99 - Step 6: Final answer
x = 1,117,251.01
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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.