Finding the Fourth Proportional to 3,564,315.42, 4,919,015.97 and 2,036,389.74
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Solution
The fourth proportional to 3,564,315.42, 4,919,015.97 and 2,036,389.74 is: 2,810,366.78
Step by Step Solution
- Step 1: Write the proportion equation
3,564,315.42 : 4,919,015.97 = 2,036,389.74 : x - Step 2: Convert to fraction form
3,564,315.42/4,919,015.97 = 2,036,389.74/x - Step 3: Cross multiply
3,564,315.42x = 4,919,015.97 × 2,036,389.74 - Step 4: Simplify right side
3,564,315.42x = 10,017,033,652,204.15 - Step 5: Solve for x
x = 10,017,033,652,204.15/3,564,315.42 - Step 6: Final answer
x = 2,810,366.78
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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.