Finding the Fourth Proportional to 5,701,425.60, 8,540,215.20 and 2,671,377.60
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Solution
The fourth proportional to 5,701,425.60, 8,540,215.20 and 2,671,377.60 is: 4,001,479.84
Step by Step Solution
- Step 1: Write the proportion equation
5,701,425.60 : 8,540,215.20 = 2,671,377.60 : x - Step 2: Convert to fraction form
5,701,425.60/8,540,215.20 = 2,671,377.60/x - Step 3: Cross multiply
5,701,425.60x = 8,540,215.20 × 2,671,377.60 - Step 4: Simplify right side
5,701,425.60x = 22,814,139,584,459.52 - Step 5: Solve for x
x = 22,814,139,584,459.52/5,701,425.60 - Step 6: Final answer
x = 4,001,479.84
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1.5x scale
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.