Finding the Fourth Proportional to 1,661,291.84, 2,292,583.70 and 897,345.41
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Solution
The fourth proportional to 1,661,291.84, 2,292,583.70 and 897,345.41 is: 1,238,337.18
Step by Step Solution
- Step 1: Write the proportion equation
1,661,291.84 : 2,292,583.70 = 897,345.41 : x - Step 2: Convert to fraction form
1,661,291.84/2,292,583.70 = 897,345.41/x - Step 3: Cross multiply
1,661,291.84x = 2,292,583.70 × 897,345.41 - Step 4: Simplify right side
1,661,291.84x = 2,057,239,451,016.26 - Step 5: Solve for x
x = 2,057,239,451,016.26/1,661,291.84 - Step 6: Final answer
x = 1,238,337.18
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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.