Finding the Fourth Proportional to 1,672,373.85, 2,307,837.18 and 974,610.18
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Solution
The fourth proportional to 1,672,373.85, 2,307,837.18 and 974,610.18 is: 1,344,939.48
Step by Step Solution
- Step 1: Write the proportion equation
1,672,373.85 : 2,307,837.18 = 974,610.18 : x - Step 2: Convert to fraction form
1,672,373.85/2,307,837.18 = 974,610.18/x - Step 3: Cross multiply
1,672,373.85x = 2,307,837.18 × 974,610.18 - Step 4: Simplify right side
1,672,373.85x = 2,249,241,609,410.49 - Step 5: Solve for x
x = 2,249,241,609,410.49/1,672,373.85 - Step 6: Final answer
x = 1,344,939.48
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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.