Finding the Fourth Proportional to 1,672,372.35, 2,307,835.11 and 974,608.68
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Solution
The fourth proportional to 1,672,372.35, 2,307,835.11 and 974,608.68 is: 1,344,937.41
Step by Step Solution
- Step 1: Write the proportion equation
1,672,372.35 : 2,307,835.11 = 974,608.68 : x - Step 2: Convert to fraction form
1,672,372.35/2,307,835.11 = 974,608.68/x - Step 3: Cross multiply
1,672,372.35x = 2,307,835.11 × 974,608.68 - Step 4: Simplify right side
1,672,372.35x = 2,249,236,133,869.54 - Step 5: Solve for x
x = 2,249,236,133,869.54/1,672,372.35 - Step 6: Final answer
x = 1,344,937.41
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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.