Finding the Fourth Proportional to 2,791,204.68, 3,851,401.86 and 1,645,506.66
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Solution
The fourth proportional to 2,791,204.68, 3,851,401.86 and 1,645,506.66 is: 2,270,527.65
Step by Step Solution
- Step 1: Write the proportion equation
2,791,204.68 : 3,851,401.86 = 1,645,506.66 : x - Step 2: Convert to fraction form
2,791,204.68/3,851,401.86 = 1,645,506.66/x - Step 3: Cross multiply
2,791,204.68x = 3,851,401.86 × 1,645,506.66 - Step 4: Simplify right side
2,791,204.68x = 6,337,507,410,966.39 - Step 5: Solve for x
x = 6,337,507,410,966.39/2,791,204.68 - Step 6: Final answer
x = 2,270,527.65
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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.