Finding the Fourth Proportional to 1,600,889.40, 2,209,226.62 and 875,736.92
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Solution
The fourth proportional to 1,600,889.40, 2,209,226.62 and 875,736.92 is: 1,208,516.54
Step by Step Solution
- Step 1: Write the proportion equation
1,600,889.40 : 2,209,226.62 = 875,736.92 : x - Step 2: Convert to fraction form
1,600,889.40/2,209,226.62 = 875,736.92/x - Step 3: Cross multiply
1,600,889.40x = 2,209,226.62 × 875,736.92 - Step 4: Simplify right side
1,600,889.40x = 1,934,701,315,780.81 - Step 5: Solve for x
x = 1,934,701,315,780.81/1,600,889.40 - Step 6: Final answer
x = 1,208,516.54
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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.