Finding the Fourth Proportional to 4,814,480.24, 6,640,108.71 and 4,232,458.93
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Solution
The fourth proportional to 4,814,480.24, 6,640,108.71 and 4,232,458.93 is: 5,837,387.63
Step by Step Solution
- Step 1: Write the proportion equation
4,814,480.24 : 6,640,108.71 = 4,232,458.93 : x - Step 2: Convert to fraction form
4,814,480.24/6,640,108.71 = 4,232,458.93/x - Step 3: Cross multiply
4,814,480.24x = 6,640,108.71 × 4,232,458.93 - Step 4: Simplify right side
4,814,480.24x = 28,103,987,405,810.28 - Step 5: Solve for x
x = 28,103,987,405,810.28/4,814,480.24 - Step 6: Final answer
x = 5,837,387.63
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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.