Finding the Fourth Proportional to 4,998,380.13, 6,897,773.96 and 2,793,242.95
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Solution
The fourth proportional to 4,998,380.13, 6,897,773.96 and 2,793,242.95 is: 3,854,680.51
Step by Step Solution
- Step 1: Write the proportion equation
4,998,380.13 : 6,897,773.96 = 2,793,242.95 : x - Step 2: Convert to fraction form
4,998,380.13/6,897,773.96 = 2,793,242.95/x - Step 3: Cross multiply
4,998,380.13x = 6,897,773.96 × 2,793,242.95 - Step 4: Simplify right side
4,998,380.13x = 19,267,158,484,463.58 - Step 5: Solve for x
x = 19,267,158,484,463.58/4,998,380.13 - Step 6: Final answer
x = 3,854,680.51
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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.