Finding the Fourth Proportional to 1,135,252.94, 1,700,952.26 and 685,027.67
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Solution
The fourth proportional to 1,135,252.94, 1,700,952.26 and 685,027.67 is: 1,026,378.64
Step by Step Solution
- Step 1: Write the proportion equation
1,135,252.94 : 1,700,952.26 = 685,027.67 : x - Step 2: Convert to fraction form
1,135,252.94/1,700,952.26 = 685,027.67/x - Step 3: Cross multiply
1,135,252.94x = 1,700,952.26 × 685,027.67 - Step 4: Simplify right side
1,135,252.94x = 1,165,199,363,449.03 - Step 5: Solve for x
x = 1,165,199,363,449.03/1,135,252.94 - Step 6: Final answer
x = 1,026,378.64
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.