Finding the Fourth Proportional to 2,864,206.73, 3,951,637.81 and 1,623,683.99
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Solution
The fourth proportional to 2,864,206.73, 3,951,637.81 and 1,623,683.99 is: 2,240,135.46
Step by Step Solution
- Step 1: Write the proportion equation
2,864,206.73 : 3,951,637.81 = 1,623,683.99 : x - Step 2: Convert to fraction form
2,864,206.73/3,951,637.81 = 1,623,683.99/x - Step 3: Cross multiply
2,864,206.73x = 3,951,637.81 × 1,623,683.99 - Step 4: Simplify right side
2,864,206.73x = 6,416,211,052,195.55 - Step 5: Solve for x
x = 6,416,211,052,195.55/2,864,206.73 - Step 6: Final answer
x = 2,240,135.46
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.