Finding the Fourth Proportional to 4,376,272.13, 6,032,027.48 and 2,925,438.20
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Solution
The fourth proportional to 4,376,272.13, 6,032,027.48 and 2,925,438.20 is: 4,032,272.92
Step by Step Solution
- Step 1: Write the proportion equation
4,376,272.13 : 6,032,027.48 = 2,925,438.20 : x - Step 2: Convert to fraction form
4,376,272.13/6,032,027.48 = 2,925,438.20/x - Step 3: Cross multiply
4,376,272.13x = 6,032,027.48 × 2,925,438.20 - Step 4: Simplify right side
4,376,272.13x = 17,646,323,568,654.41 - Step 5: Solve for x
x = 17,646,323,568,654.41/4,376,272.13 - Step 6: Final answer
x = 4,032,272.92
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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.