Finding the Fourth Proportional to 3,424,987, 4,726,482.06 and 1,897,193.08
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Solution
The fourth proportional to 3,424,987, 4,726,482.06 and 1,897,193.08 is: 2,618,126.45
Step by Step Solution
- Step 1: Write the proportion equation
3,424,987 : 4,726,482.06 = 1,897,193.08 : x - Step 2: Convert to fraction form
3,424,987/4,726,482.06 = 1,897,193.08/x - Step 3: Cross multiply
3,424,987x = 4,726,482.06 × 1,897,193.08 - Step 4: Simplify right side
3,424,987x = 8,967,049,056,976.15 - Step 5: Solve for x
x = 8,967,049,056,976.15/3,424,987 - Step 6: Final answer
x = 2,618,126.45
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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.