Finding the Fourth Proportional to 1,269,064, 1,903,647.84 and 322,459.12
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Solution
The fourth proportional to 1,269,064, 1,903,647.84 and 322,459.12 is: 483,701.85
Step by Step Solution
- Step 1: Write the proportion equation
1,269,064 : 1,903,647.84 = 322,459.12 : x - Step 2: Convert to fraction form
1,269,064/1,903,647.84 = 322,459.12/x - Step 3: Cross multiply
1,269,064x = 1,903,647.84 × 322,459.12 - Step 4: Simplify right side
1,269,064x = 613,848,607,276.30 - Step 5: Solve for x
x = 613,848,607,276.30/1,269,064 - Step 6: Final answer
x = 483,701.85
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.