Finding the Fourth Proportional to 1,661,424.97, 2,292,768.50 and 897,478.53
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Solution
The fourth proportional to 1,661,424.97, 2,292,768.50 and 897,478.53 is: 1,238,521.48
Step by Step Solution
- Step 1: Write the proportion equation
1,661,424.97 : 2,292,768.50 = 897,478.53 : x - Step 2: Convert to fraction form
1,661,424.97/2,292,768.50 = 897,478.53/x - Step 3: Cross multiply
1,661,424.97x = 2,292,768.50 × 897,478.53 - Step 4: Simplify right side
1,661,424.97x = 2,057,710,507,870.17 - Step 5: Solve for x
x = 2,057,710,507,870.17/1,661,424.97 - Step 6: Final answer
x = 1,238,521.48
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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.