Finding the Fourth Proportional to 2,221,756.11, 3,066,053.36 and 1,241,652.15
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Solution
The fourth proportional to 2,221,756.11, 3,066,053.36 and 1,241,652.15 is: 1,713,496.69
Step by Step Solution
- Step 1: Write the proportion equation
2,221,756.11 : 3,066,053.36 = 1,241,652.15 : x - Step 2: Convert to fraction form
2,221,756.11/3,066,053.36 = 1,241,652.15/x - Step 3: Cross multiply
2,221,756.11x = 3,066,053.36 × 1,241,652.15 - Step 4: Simplify right side
2,221,756.11x = 3,806,971,740,250.46 - Step 5: Solve for x
x = 3,806,971,740,250.46/2,221,756.11 - Step 6: Final answer
x = 1,713,496.69
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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.