Finding the Fourth Proportional to 2,731,397.08, 3,769,327.36 and 1,507,702.28
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Solution
The fourth proportional to 2,731,397.08, 3,769,327.36 and 1,507,702.28 is: 2,080,628.81
Step by Step Solution
- Step 1: Write the proportion equation
2,731,397.08 : 3,769,327.36 = 1,507,702.28 : x - Step 2: Convert to fraction form
2,731,397.08/3,769,327.36 = 1,507,702.28/x - Step 3: Cross multiply
2,731,397.08x = 3,769,327.36 × 1,507,702.28 - Step 4: Simplify right side
2,731,397.08x = 5,683,023,454,738.38 - Step 5: Solve for x
x = 5,683,023,454,738.38/2,731,397.08 - Step 6: Final answer
x = 2,080,628.81
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1.5x scale
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.