Finding the Fourth Proportional to 2,827,873.08, 4,248,895.54 and 2,657,811.96
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Solution
The fourth proportional to 2,827,873.08, 4,248,895.54 and 2,657,811.96 is: 3,993,377.73
Step by Step Solution
- Step 1: Write the proportion equation
2,827,873.08 : 4,248,895.54 = 2,657,811.96 : x - Step 2: Convert to fraction form
2,827,873.08/4,248,895.54 = 2,657,811.96/x - Step 3: Cross multiply
2,827,873.08x = 4,248,895.54 × 2,657,811.96 - Step 4: Simplify right side
2,827,873.08x = 11,292,765,383,002.66 - Step 5: Solve for x
x = 11,292,765,383,002.66/2,827,873.08 - Step 6: Final answer
x = 3,993,377.73
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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.