Finding the Fourth Proportional to 2,070,967.44, 2,858,334.36 and 1,255,617.68
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Solution
The fourth proportional to 2,070,967.44, 2,858,334.36 and 1,255,617.68 is: 1,732,994.49
Step by Step Solution
- Step 1: Write the proportion equation
2,070,967.44 : 2,858,334.36 = 1,255,617.68 : x - Step 2: Convert to fraction form
2,070,967.44/2,858,334.36 = 1,255,617.68/x - Step 3: Cross multiply
2,070,967.44x = 2,858,334.36 × 1,255,617.68 - Step 4: Simplify right side
2,070,967.44x = 3,588,975,157,767.48 - Step 5: Solve for x
x = 3,588,975,157,767.48/2,070,967.44 - Step 6: Final answer
x = 1,732,994.49
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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.