Finding the Fourth Proportional to 4,500,688.05, 6,759,164.07 and 4,140,195.12
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Solution
The fourth proportional to 4,500,688.05, 6,759,164.07 and 4,140,195.12 is: 6,217,773.32
Step by Step Solution
- Step 1: Write the proportion equation
4,500,688.05 : 6,759,164.07 = 4,140,195.12 : x - Step 2: Convert to fraction form
4,500,688.05/6,759,164.07 = 4,140,195.12/x - Step 3: Cross multiply
4,500,688.05x = 6,759,164.07 × 4,140,195.12 - Step 4: Simplify right side
4,500,688.05x = 27,984,258,097,893.34 - Step 5: Solve for x
x = 27,984,258,097,893.34/4,500,688.05 - Step 6: Final answer
x = 6,217,773.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.