Finding the Fourth Proportional to 1,040,162.68, 1,559,368.50 and 507,408.76
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Solution
The fourth proportional to 1,040,162.68, 1,559,368.50 and 507,408.76 is: 760,686.05
Step by Step Solution
- Step 1: Write the proportion equation
1,040,162.68 : 1,559,368.50 = 507,408.76 : x - Step 2: Convert to fraction form
1,040,162.68/1,559,368.50 = 507,408.76/x - Step 3: Cross multiply
1,040,162.68x = 1,559,368.50 × 507,408.76 - Step 4: Simplify right side
1,040,162.68x = 791,237,236,968.06 - Step 5: Solve for x
x = 791,237,236,968.06/1,040,162.68 - Step 6: Final answer
x = 760,686.05
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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.