Finding the Fourth Proportional to 1,660,885.56, 2,292,022.10 and 896,939.13
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Solution
The fourth proportional to 1,660,885.56, 2,292,022.10 and 896,939.13 is: 1,237,776.01
Step by Step Solution
- Step 1: Write the proportion equation
1,660,885.56 : 2,292,022.10 = 896,939.13 : x - Step 2: Convert to fraction form
1,660,885.56/2,292,022.10 = 896,939.13/x - Step 3: Cross multiply
1,660,885.56x = 2,292,022.10 × 896,939.13 - Step 4: Simplify right side
1,660,885.56x = 2,055,804,308,314.77 - Step 5: Solve for x
x = 2,055,804,308,314.77/1,660,885.56 - Step 6: Final answer
x = 1,237,776.01
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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.