Finding the Fourth Proportional to 1,552,570.75, 2,142,525.68 and 873,505.63
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Solution
The fourth proportional to 1,552,570.75, 2,142,525.68 and 873,505.63 is: 1,205,425.41
Step by Step Solution
- Step 1: Write the proportion equation
1,552,570.75 : 2,142,525.68 = 873,505.63 : x - Step 2: Convert to fraction form
1,552,570.75/2,142,525.68 = 873,505.63/x - Step 3: Cross multiply
1,552,570.75x = 2,142,525.68 × 873,505.63 - Step 4: Simplify right side
1,552,570.75x = 1,871,508,233,186.95 - Step 5: Solve for x
x = 1,871,508,233,186.95/1,552,570.75 - Step 6: Final answer
x = 1,205,425.41
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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.