Finding the Fourth Proportional to 1,070,069.94, 1,476,708.53 and 611,245.08
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Solution
The fourth proportional to 1,070,069.94, 1,476,708.53 and 611,245.08 is: 843,525.07
Step by Step Solution
- Step 1: Write the proportion equation
1,070,069.94 : 1,476,708.53 = 611,245.08 : x - Step 2: Convert to fraction form
1,070,069.94/1,476,708.53 = 611,245.08/x - Step 3: Cross multiply
1,070,069.94x = 1,476,708.53 × 611,245.08 - Step 4: Simplify right side
1,070,069.94x = 902,630,820,500.31 - Step 5: Solve for x
x = 902,630,820,500.31/1,070,069.94 - Step 6: Final answer
x = 843,525.07
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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.