Finding the Fourth Proportional to 6,218,180.64, 8,580,862.74 and 3,464,725.80
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Solution
The fourth proportional to 6,218,180.64, 8,580,862.74 and 3,464,725.80 is: 4,781,195.38
Step by Step Solution
- Step 1: Write the proportion equation
6,218,180.64 : 8,580,862.74 = 3,464,725.80 : x - Step 2: Convert to fraction form
6,218,180.64/8,580,862.74 = 3,464,725.80/x - Step 3: Cross multiply
6,218,180.64x = 8,580,862.74 × 3,464,725.80 - Step 4: Simplify right side
6,218,180.64x = 29,730,336,521,536.69 - Step 5: Solve for x
x = 29,730,336,521,536.69/6,218,180.64 - Step 6: Final answer
x = 4,781,195.38
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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.