Finding the Fourth Proportional to 3,871,227.35, 5,342,592.99 and 2,322,547.31
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Solution
The fourth proportional to 3,871,227.35, 5,342,592.99 and 2,322,547.31 is: 3,205,294.82
Step by Step Solution
- Step 1: Write the proportion equation
3,871,227.35 : 5,342,592.99 = 2,322,547.31 : x - Step 2: Convert to fraction form
3,871,227.35/5,342,592.99 = 2,322,547.31/x - Step 3: Cross multiply
3,871,227.35x = 5,342,592.99 × 2,322,547.31 - Step 4: Simplify right side
3,871,227.35x = 12,408,424,977,349.36 - Step 5: Solve for x
x = 12,408,424,977,349.36/3,871,227.35 - Step 6: Final answer
x = 3,205,294.82
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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.