Finding the Fourth Proportional to 2,972,775.98, 4,102,293.12 and 1,683,625.79
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Solution
The fourth proportional to 2,972,775.98, 4,102,293.12 and 1,683,625.79 is: 2,323,325.59
Step by Step Solution
- Step 1: Write the proportion equation
2,972,775.98 : 4,102,293.12 = 1,683,625.79 : x - Step 2: Convert to fraction form
2,972,775.98/4,102,293.12 = 1,683,625.79/x - Step 3: Cross multiply
2,972,775.98x = 4,102,293.12 × 1,683,625.79 - Step 4: Simplify right side
2,972,775.98x = 6,906,726,494,971.57 - Step 5: Solve for x
x = 6,906,726,494,971.57/2,972,775.98 - Step 6: Final answer
x = 2,323,325.59
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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.