Finding the Fourth Proportional to 4,119,420.92, 6,174,805.92 and 1,386,019.43
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Solution
The fourth proportional to 4,119,420.92, 6,174,805.92 and 1,386,019.43 is: 2,077,573.80
Step by Step Solution
- Step 1: Write the proportion equation
4,119,420.92 : 6,174,805.92 = 1,386,019.43 : x - Step 2: Convert to fraction form
4,119,420.92/6,174,805.92 = 1,386,019.43/x - Step 3: Cross multiply
4,119,420.92x = 6,174,805.92 × 1,386,019.43 - Step 4: Simplify right side
4,119,420.92x = 8,558,400,981,599.03 - Step 5: Solve for x
x = 8,558,400,981,599.03/4,119,420.92 - Step 6: Final answer
x = 2,077,573.80
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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.