Finding the Fourth Proportional to 1,681,747.39, 2,523,408.42 and 734,995.09
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Solution
The fourth proportional to 1,681,747.39, 2,523,408.42 and 734,995.09 is: 1,102,836.73
Step by Step Solution
- Step 1: Write the proportion equation
1,681,747.39 : 2,523,408.42 = 734,995.09 : x - Step 2: Convert to fraction form
1,681,747.39/2,523,408.42 = 734,995.09/x - Step 3: Cross multiply
1,681,747.39x = 2,523,408.42 × 734,995.09 - Step 4: Simplify right side
1,681,747.39x = 1,854,692,798,764.66 - Step 5: Solve for x
x = 1,854,692,798,764.66/1,681,747.39 - Step 6: Final answer
x = 1,102,836.73
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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.