Finding the Fourth Proportional to 2,197,864.74, 3,299,816.91 and 1,119,102.05
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Solution
The fourth proportional to 2,197,864.74, 3,299,816.91 and 1,119,102.05 is: 1,680,190.68
Step by Step Solution
- Step 1: Write the proportion equation
2,197,864.74 : 3,299,816.91 = 1,119,102.05 : x - Step 2: Convert to fraction form
2,197,864.74/3,299,816.91 = 1,119,102.05/x - Step 3: Cross multiply
2,197,864.74x = 3,299,816.91 × 1,119,102.05 - Step 4: Simplify right side
2,197,864.74x = 3,692,831,852,106.58 - Step 5: Solve for x
x = 3,692,831,852,106.58/2,197,864.74 - Step 6: Final answer
x = 1,680,190.68
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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.