Finding the Fourth Proportional to 6,348,422.74, 8,761,363.68 and 3,595,599.86
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Solution
The fourth proportional to 6,348,422.74, 8,761,363.68 and 3,595,599.86 is: 4,962,233.82
Step by Step Solution
- Step 1: Write the proportion equation
6,348,422.74 : 8,761,363.68 = 3,595,599.86 : x - Step 2: Convert to fraction form
6,348,422.74/8,761,363.68 = 3,595,599.86/x - Step 3: Cross multiply
6,348,422.74x = 8,761,363.68 × 3,595,599.86 - Step 4: Simplify right side
6,348,422.74x = 31,502,358,021,217.08 - Step 5: Solve for x
x = 31,502,358,021,217.08/6,348,422.74 - Step 6: Final answer
x = 4,962,233.82
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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.