Finding the Fourth Proportional to 3,217,565.67, 4,440,277.16 and 1,767,295.10
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Solution
The fourth proportional to 3,217,565.67, 4,440,277.16 and 1,767,295.10 is: 2,438,887.30
Step by Step Solution
- Step 1: Write the proportion equation
3,217,565.67 : 4,440,277.16 = 1,767,295.10 : x - Step 2: Convert to fraction form
3,217,565.67/4,440,277.16 = 1,767,295.10/x - Step 3: Cross multiply
3,217,565.67x = 4,440,277.16 × 1,767,295.10 - Step 4: Simplify right side
3,217,565.67x = 7,847,280,036,472.06 - Step 5: Solve for x
x = 7,847,280,036,472.06/3,217,565.67 - Step 6: Final answer
x = 2,438,887.30
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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.