Finding the Fourth Proportional to 1,619,620.57, 2,236,087.26 and 1,031,252.06
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Solution
The fourth proportional to 1,619,620.57, 2,236,087.26 and 1,031,252.06 is: 1,423,771.49
Step by Step Solution
- Step 1: Write the proportion equation
1,619,620.57 : 2,236,087.26 = 1,031,252.06 : x - Step 2: Convert to fraction form
1,619,620.57/2,236,087.26 = 1,031,252.06/x - Step 3: Cross multiply
1,619,620.57x = 2,236,087.26 × 1,031,252.06 - Step 4: Simplify right side
1,619,620.57x = 2,305,969,588,058.50 - Step 5: Solve for x
x = 2,305,969,588,058.50/1,619,620.57 - Step 6: Final answer
x = 1,423,771.49
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.