Finding the Fourth Proportional to 1,426,748.18, 1,968,850.60 and 854,104.10
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Solution
The fourth proportional to 1,426,748.18, 1,968,850.60 and 854,104.10 is: 1,178,626.61
Step by Step Solution
- Step 1: Write the proportion equation
1,426,748.18 : 1,968,850.60 = 854,104.10 : x - Step 2: Convert to fraction form
1,426,748.18/1,968,850.60 = 854,104.10/x - Step 3: Cross multiply
1,426,748.18x = 1,968,850.60 × 854,104.10 - Step 4: Simplify right side
1,426,748.18x = 1,681,603,357,767.95 - Step 5: Solve for x
x = 1,681,603,357,767.95/1,426,748.18 - Step 6: Final answer
x = 1,178,626.61
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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.