Finding the Fourth Proportional to 2,544,638.81, 3,816,955.78 and 651,377.21
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Solution
The fourth proportional to 2,544,638.81, 3,816,955.78 and 651,377.21 is: 977,065.19
Step by Step Solution
- Step 1: Write the proportion equation
2,544,638.81 : 3,816,955.78 = 651,377.21 : x - Step 2: Convert to fraction form
2,544,638.81/3,816,955.78 = 651,377.21/x - Step 3: Cross multiply
2,544,638.81x = 3,816,955.78 × 651,377.21 - Step 4: Simplify right side
2,544,638.81x = 2,486,277,985,956.55 - Step 5: Solve for x
x = 2,486,277,985,956.55/2,544,638.81 - Step 6: Final answer
x = 977,065.19
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.