Finding the Fourth Proportional to 4,612,480.77, 6,365,284.50 and 2,547,490.08
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Solution
The fourth proportional to 4,612,480.77, 6,365,284.50 and 2,547,490.08 is: 3,515,570.02
Step by Step Solution
- Step 1: Write the proportion equation
4,612,480.77 : 6,365,284.50 = 2,547,490.08 : x - Step 2: Convert to fraction form
4,612,480.77/6,365,284.50 = 2,547,490.08/x - Step 3: Cross multiply
4,612,480.77x = 6,365,284.50 × 2,547,490.08 - Step 4: Simplify right side
4,612,480.77x = 16,215,499,120,127.76 - Step 5: Solve for x
x = 16,215,499,120,127.76/4,612,480.77 - Step 6: Final answer
x = 3,515,570.02
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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.