Finding the Fourth Proportional to 1,492,005.13, 2,058,939.34 and 829,757.63
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Solution
The fourth proportional to 1,492,005.13, 2,058,939.34 and 829,757.63 is: 1,145,050.11
Step by Step Solution
- Step 1: Write the proportion equation
1,492,005.13 : 2,058,939.34 = 829,757.63 : x - Step 2: Convert to fraction form
1,492,005.13/2,058,939.34 = 829,757.63/x - Step 3: Cross multiply
1,492,005.13x = 2,058,939.34 × 829,757.63 - Step 4: Simplify right side
1,492,005.13x = 1,708,420,630,145.12 - Step 5: Solve for x
x = 1,708,420,630,145.12/1,492,005.13 - Step 6: Final answer
x = 1,145,050.11
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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.