Finding the Fourth Proportional to 1,805,511.90, 2,707,393.05 and 1,005,944.70
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Solution
The fourth proportional to 1,805,511.90, 2,707,393.05 and 1,005,944.70 is: 1,508,429.65
Step by Step Solution
- Step 1: Write the proportion equation
1,805,511.90 : 2,707,393.05 = 1,005,944.70 : x - Step 2: Convert to fraction form
1,805,511.90/2,707,393.05 = 1,005,944.70/x - Step 3: Cross multiply
1,805,511.90x = 2,707,393.05 × 1,005,944.70 - Step 4: Simplify right side
1,805,511.90x = 2,723,487,689,464.33 - Step 5: Solve for x
x = 2,723,487,689,464.33/1,805,511.90 - Step 6: Final answer
x = 1,508,429.65
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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.