Finding the Fourth Proportional to 1,140,437.12, 1,707,762.69 and 684,746.97
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Solution
The fourth proportional to 1,140,437.12, 1,707,762.69 and 684,746.97 is: 1,025,383.43
Step by Step Solution
- Step 1: Write the proportion equation
1,140,437.12 : 1,707,762.69 = 684,746.97 : x - Step 2: Convert to fraction form
1,140,437.12/1,707,762.69 = 684,746.97/x - Step 3: Cross multiply
1,140,437.12x = 1,707,762.69 × 684,746.97 - Step 4: Simplify right side
1,140,437.12x = 1,169,385,321,052.44 - Step 5: Solve for x
x = 1,169,385,321,052.44/1,140,437.12 - Step 6: Final answer
x = 1,025,383.43
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.